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Выполни деление, проверив умножением.



180602: 2 =       160804: 2 =          141012: 2 =

211815: 3 =       241206: 3 =          270903: 3 =

812709: 9 =       723618: 9 =          635445: 9 =

722408: 8 =       643216: 8 =          405618: 8 =

 

632107: 7 =       562814: 7 =          494235: 7 =

541806: 6 =       482412: 6 =          423630: 6 =

451505: 5 =            402510: 5 =               303520: 5 =

361204: 4 =            321608: 4 =          282024: 4 =

 

№ 259

240120: 3 =       211800: 3 =           279000: 3 =

150060: 3 =       819000: 9 =           722700: 9 =

540360: 9 =       630045: 9 =           400056: 8 =

648000: 8 =       483200: 8 =           567000: 7 =                  

632100: 7 =       490280: 7 =           350042: 7 =

 

423600: 6 =       300480: 6 =           546000: 6 =

180024: 6 =       720240: 8 =           405000: 5 =

150300: 5 =       250035: 5 =           280200: 4 =

 361600; 4 =      328000: 4 =           120020; 4 =

181400: 2 =

 

№ 260

9536. 91 – 8472. 91 =         5369. 82 – 4728. 82 =

3695. 73 + 7284. 73 =             6953. 64 + 2847. 64 =

 6395. 59 – 2748. 59 =

№ 261

9356. 19 + 8274. 19 =          3569. 28 – 2748. 28 =

5693. 37 + 7482. 37 =          6935. 46 – 4827. 46 =

3965. 95 + 2847. 93 =

 

№ 262

867776: 91 + 770952: 91 =    440258: 82 – 387696: 82 =

269735: 73 + 531732: 73 =    444992: 64 – 181408: 64 =

 

№ 263

378305: 59 – 162132: 59 =        

177764: 19 – 157206: 19 =

100932: 28 + 76944: 28 =          

210641: 37 = 276834: 37 =

 

№ 264

319010: 46 – 222042: 46 =        

376675: 95 + 270465: 95 =

324672: 89 – 252742: 98 =          

388064: 67 + 369588: 76 =

 

№ 265

3648.178 – 2579. 178 =            6483. 245 – 5792. 245 =

7295. 639 – 4836. 369 =                7925. 817 – 4836. 718 =

 

№ 266

647425: 817 + 3472248: 718 =

1588335: 245 + 1419040: 245 =

4671505: 639 + 1640484: 369 =

649344: 178 – 459062: 178 =

 

№ 267

194970: 20 =      259536: 300 =      390152 6 40 =

273605: 500 =     585228: 60 =        518526: 600 =

         

№ 268

682766: 70 =      604947: 700 =         691512: 80 =

780168: 800 =    584289: 900 =         678474: 90 =   

           

№ 269

360240: 40 =      322000: 40 =               288000: 40 =

161200: 40 =       279000: 90 =         458100: 90 =

540720: 90 =       633600: 90 =         400720: 80 =

328000: 80 =

 

№ 270

486400: 80 =         240560: 80 =       497000: 70 = 

426300: 70 =       350210: 70 =      258600: 70 =

180540: 60 =       306000: 60 =      422400: 60 =

480360: 60 =

 

№ 271

405000: 50 =       301500: 50 =      350200: 50 =

254500: 50 =       211500: 30 =      276000: 30 =

180120: 30 =       249000: 30 =      161200: 20 =

184000: 20 =

 

№ 272

Реши примеры, выполни проверку.

882000: 900 =      684000: 760 =      486000: 54 =

207000: 230 =      784000: 800 =      608000: 760 =           432000: 54 =        256000: 320 =

 

№ 273

Реши примеры, выполни проверку.

679000: 930 =       595000: 700 =       441000: 63 =

294000: 420 =       354000: 600 =       516000: 860 =

438000: 73 =         192000: 320 =

 

№ 274

Реши примеры, выполни проверку.

460000: 920 =        370000 74 =           280000 500 =               190000: 380 =       540000: 400 =       368000: 920 =                296000: 74 =         252000: 630 =

 

№ 275

Реши примеры, выполни проверку.

279000: 930 =     261000: 87 =          192000: 640 =                750000: 300 =     520000: 260 =         740000: 37 =                960000: 200 =     118000: 59 =

 

№ 276

8374. 32 + 5926. 32 =            9265. 54 – 3748. 45 =

7483. 67 – 2659. 76 =            6592. 98 + 4857. 89 =           8473. 32 – 5629. 23 =

 

№ 277

267968: 32 – 136298: 23 =   500310: 54 + 168660: 45 =

646016: 98 = 430493: 89 =   501361: 67 = 202084: 76 =

 

№ 278

4. 10 =                    20: 10 =                 81. 10 =                  450: 10 =               4. 100 =                  300: 100 =                 81. 100 =               4200: 100 =            720. 10 =      4200: 10 =             720. 100 =              3000: 10 =                          

 

400. 10 =                  8000: 100 =            400. 100 =   90000: 10 =           63. 10 =                  36000: 100 =               64. 100 =               35000: 10 =                 560. 10 =                 3200: 100 =          540. 100 =               2800: 10 =                

 

800. 10 =              27200: 100 =           800. 100 =                700: 10 =              5. 10 =                     27200: 100 =            700: 100 =            5. 100 =                   9000: 100 =               49. 10 =                9000: 10 =               48. 100 =

 

№ 279

50. 7 =                  50. 90 =                   500. 8 =                             40. 90 =                50. 90 =                   90. 80 =                            90. 900 =              800. 20 =                 400. 80 =      

80. 30 =                900. 700 =               8000. 60 =

 

800. 70 =              900. 20 =                 8000. 60 =    

700. 800 =                 80. 50 =                   700. 70 =   

80. 400 =              70. 60 =                        500. 70 =                        600. 60 =              4000. 70 =               60. 500 =

 

70. 300 =               500. 40 =                700. 20 =                       500. 500 =             60. 400 =                500. 20 =     

 600. 30 =              50. 3000 =                    60. 20 =          

70. 400 =               800. 40 =                 2. 300 =

 

№ 280

36000: 90 =                 27000: 900 =            810: 9 =

5600: 80 =                 40000: 80 =              350: 7 =

2100: 70 =                 720: 90 =                  6300: 9 =                   

4800: 800 =               640: 80 =                  35000: 70 =              

 

4900: 700 =               1200: 6 =                  240: 60 =                     2000: 50 =                 25000: 500 =            120: 40 =                      5400: 90 =                 4500: 900 =              160: 8 =                      32000 6 800 =            42000: 700 =            5400: 70 =                  

 

30000: 6000 =        18000: 60 =              15000: 50 =              10000: 500 =          16000: 400 =            8000: 40 =            24000: 8000 =        18000: 9000 =          2000: 40 =                 28000: 700 =          45000: 900 =            2500: 50=

 

№ 281

526662: 54 + 404964: 63 =    474957: 63 + 466668: 54 =

388584: 72 + 353775: 89 =    254896: 89 + 308592: 72 =

 

№ 282

434340: 45 + 235044: 36 =                   

267768: 36 + 393435: 45 =

290570: 98 + 142992: 27 =                   

118449: 27 + 379652: 98 =

 

№ 283

140733: 57 + 215832: 46 =             

 266018: 46 + 203946: 57 =

270036: 39 + 258888: 28 =         

 233996: 28 + 305565: 39 =

 

№ 284

7539. 63 - 6428. 63 =                5397. 72 – 2864.89 =

3975. 89 – 4286. 72 =               9753. 54 – 8642. 54 =

2040. 307 + 408. 650 =

 

№ 285

9652. 45 – 7438. 36 =           8743. 45 – 6529. 36 =

5397. 72 – 2864. 89 =           3975. 89 – 4236. 72 =

509. 760 + 4030. 202 =

 

№ 286

Раздели с остатком, выполни проверку.

5: 2 = ()              2. 2 + 1 =                   

7: 2 = ()               9: 2 = ()                 11: 2 = ()

13: 2 = ()              15: 2 =  ()               17: 2 =   ()                     19: 2 =  ()              7: 3 =  ()                 10: 3 =  ()                         

 

14: 3 =  ()             17: 3 = ()                20: 3 =  ()                   23: 3 = ()             25: 3 =  ()               28: 3 =  ()

10: 4 = ()              17: 4 =  ()               23: 4 = ()

30: 4 = ()             33: 4 =  ()               39: 4 = ()

15: 4 =  ()             25: 4 =   ()              9: 5 = ()

14: 5 = ()             18: 5 = ()              21: 5 = ()

27: 5 = ()              32: 5 = ()               39: 5 = ()

43: 5 = ()             47: 5 = ()              51: 5 = ()

 

№ 287

Раздели с остатком, выполни проверку.

13: 6 =         27: 6 =          40: 6 =          58: 6 =                   15: 7 =         30: 7 =               48: 7 =          60: 7 =                   20: 8 =              39: 8 =           50: 8 =         70: 8 =

20: 9 =         40: 9 =           60: 9 =               80: 9 =                        

 

94: 9 =         20: 6 =            34: 6 =          47: 6 =                   50: 6 =         23: 7 =            40: 7 =          50: 7 =

 69: 7 =        30: 8 =             46: 8 =              60: 8 =                    79: 8 =         30: 9 =                  50: 9 =          70: 9 =    

                   

№ 288

4205 = 4000 + 200 + 5

3029 =               50403 =               2198 =                

60789 =             705080 =             12345 =                 

98076 =             216000 =                  453600 =        45003=              12043 =               409716 =

 

№ 289

18 + 9 =             27 + 8 =               36 + 7 =               45 + 6 =                         54 + 8 =             63 + 9 =               72 + 9 =               48 – 9 =                       54 – 7 =             56 – 9 =                63 – 8 =               72 – 6 =

 

81 – 5 =             45 – 8 =                24 – 9 =           32 – 8 =                         40 – 7 =             48 + 8 =           36 + 9 =               64 – 8 =                       72 – 7 =        43 + 8 =           28 + 7 =          19 + 8 =

 

№ 290

Запиши столбиком и реши.

496324 + 102345 =                      687012 + 103987 =

290135 – 210243 =                      304576 + 286104 =

4854 72 + 310425 =                     764850 – 132246 =

890979 – 680754 =                      698767 – 496321 =

 

598679 – 304638 =                      785946 – 360523 =

795864 – 320540 =                      897356 – 165324 =

900000 – 756342 =                      800900 – 673854 =

700010 – 496578 =                      605000 – 354789 =

508070 – 392406 =                      400008 – 243218 =

 

№ 291

Запиши столбиком и реши.

998987 + 239484 =                      678956 + 593586 =

789467 + 576877 =                      589456 + 647979 =

378994 + 865987 =                           362758 + 989896 =                      1272542 – 593585 =                    1366344 – 576877 =              

 

1237435 – 647979 =                    1244981 – 865987 =               1352654 – 989896 =                    1238471 – 239484 =                      908070 + 908273 =                      609380 + 698070 =

 746090 + 808072 =                     2705232 – 908270 =              3206340 – 698070 =                    42433051 – 746090 =

 

№ 292

32546. 10 =                  7189. 100 =             123.1000 =

45. 10000 =             6. 100000 =                  320. 1000 =              23570. 10 =                  8900. 100 =                  90. 10000 =           540000: 10000 =         623540: 10 =      213000: 1000 = 300000: 100000 =       352800: 100 =         420000: 1000 = 970000: 100 =             300000: 10000 =  2. 1000 =                  

 

31. 100 =                 452. 10 =                6. 1000 =

70. 100 =                 890. 10 =                9. 1000 =

23. 100 =                 400. 10 =                2540: 10 =

 

1300: 100 =             4000: 1000 =         8000: 100 =                 8900: 10 =               5000: 1000 =         4000: 10 =

8000: 100=              9000: 100 =           300: 10 =

 

№ 293

90. 2 =        90. 3 =           90. 4 =                90. 5 =                      90. 6 =        90. 7 =                90. 8 =           90. 9 =                     80. 1 =        90. 7 =           90. 4 =           80. 7 =

 80. 2 =       80. 3 =           80. 4 =                 80. 5 =                           

 

80. 6 =        80. 7 =                80. 8 =                 80. 9 =                     50. 9 =        180: 2 =              140: 2 =               240: 3 =

280: 4 =      300: 5 =              300: 6 =               280: 7 =                         

 

240: 8 =           180: 9 =               270: 3 =               210: 3 =                         240: 4 =      250: 5 =               240: 6 =               210: 7 =

160: 8 =       80: 1 =            810: 9 =          280: 7 =

 

№ 294

Вставь пропущенные числа.

70. 2 =         320: 4 =              320: 80 =

70. 3 =         160: 2 =              160: … =

70. 4 =         450: 5 =                 450:  … =

70. 5 =         180: 3 =              180:  … =

 

70. 6 =         200: 4 =             200: …  =

70. 7 =         320: 8 =             320:  …  =

 70. 8 =        140: 7 =             140: … =

70. 9 =              360: 4 =             360:  … =  

 

60. 1 =              400: 5 =                  400:   … =  

60. 2 =              420: 6 =             420:  … =   

60. 3 =              350: 7 =                  350:  …=   

60. 4 =             120: 2 =              120: … =  

 

60. 5 =              450: 9 =                  450:  … =  

60. 6 =              360: 9 =                  360:  … =    

 60. 7 =             180: 6 =                  180: … =  

60. 8 =              60: 1 =                    60:  … =    

 90. 6 =        270: 9 =             270: … =   

 

№ 295

Вставь пропущенные числа.

50. 2 =                 40: 2 =                     40: … =

50. 3 =                 540: 6 =                   540: … =     

50. 4 =                      560: 7 =                        560: … =

50. 5 =                      480: 8 =                        480: … =

 

50. 6 =                 80: 2 =                          80: … =

50. 7 =                     90: 3 =                          90: … =

50. 8 =                      60: 4 =                     80: … =

50. 9 =                 350: 5 =                   350: … =

 

№ 296

 

40. 1 =                480: 6 =                   480: … =

40. 2 =                630: 7 =                  630: … =

40. 3 =                560: 8 =                  560: … =

40. 4 =                540: 9 =                  540: … =

 

40. 5 =                        100: 2 =                  100: … =

40. 6 =                        120: 3 =                  120: … =

40. 7 =                        120: 4 =                  120: … =

40. 8 =                        100: 5 =                  100: … =

40. 9 =                        40: 1 =                    40: … =    

 

№ 297

Вставь пропущенные числа.

30. 2 =                       360: 6 =                        360: …=

30. 3 =                            490: 7 =                        490: … =

30. 4 =                       400: 8 =                        400: … =

30. 5 =                            810: 9 =                   810: … =

 

30. 6 =                            60: 2 =                          60: … =

30. 7 =                            150: 3 =                   150: … =

30. 8 =                            160: 4 =                        160: … =

30. 9 =                            200: 5 =                        200: … =

 

№ 298

 

20. 1 =                      200: 1 =                        200: … =

20. 2 =                      120: 6 =                        120: … =

20. 3 =                      420: 7 =                   420: … =

20. 4 =                 640: 8 =                   640: … =

 

20. 5 =                 630: 9 =             630: … =

20. 6 =                 60: 3 =               60: … =

20. 7 =                 150: 5 =             150: … =

20. 8 =                 720: 8 =             720: … =

20. 9 =                 720: 9 =             720: … =

 

№ 299

90. 20 =                                  630000: 700 =

900. 30 =                           4200: 60 =

90. 400 =                                56000: 800 =

900. 300 =                         49000: 40 =

 

900. 500 =                              350000: 500 =

90. 60 =                                  28000: 400 =

900. 70 =                                1400: 20 =

900. 800 =                          2100: 70 =

 

№ 300

 

90. 900 =                                 21000: 30 =

80. 20 =                                   420000: 100 =

800. 30 =                                 54000: 90=

80. 400 =                                 36000: 600 =

800. 500 =                               4800: 80 =

 

80. 60 =                                   180000: 300 =

800. 10 =                                 12000: 200 =

80. 800 =                            30000: 50 =                                                 800. 900 =                          2400: 40 =

80. 10 =                              8000: 800 =

 

№ 301

70. 20 =                              60000: 200 =

700. 30 =                            27000: 900 =

70. 400 =                            15000: 500 =

700. 500 =                          900: 30 =

 

70. 60 =                              180000: 600 =

700. 70 =                            24000: 80 =

70. 800 =                            20000: 40 =

700. 900 =                          2100: 70 =

 

№ 302

 

60. 200 =                            16000: 400 =

600. 300 =                          800: 20 =

60. 40 =                              280000: 700 =

600. 50 =                            20000: 50 =

60. 600 =                           32000: 800 =

 

600. 700 =                          2400: 60 =

60. 80 =                              120000: 300 =

600. 90 =                            36000: 90 =

60. 10 =                              600000: 6000 =

 

№ 303

40. 20 =                                    45000: 500 =

400. 300 =                                18000: 20 =

40. 400 =                                  81000: 300 =

400. 50 =                                  27000: 30 =

 

40. 60 =                                    720000: 800 =

400. 700 =                                5400: 60 =

40. 800 =                                  36000: 400 =

400. 90 =                                  63000: 70 =

 

№ 304

 

300. 200 =                                4800: 60 =

30. 30 =                                    400000: 500 =

300. 40 =                                  24000 6 30 =

30. 500 =                                  32000: 400 =

 

300. 600 =                                1600: 20 =

30. 70 =                                    720000: 900 =

300. 80 =                                  56000: 70 =

30. 900 =                                  64000. 800 =

300. 100 =                                3000: 300 =

 

№ 305

Вырази:

в миллиметрах                                      в километрах

3 м =                                                      400 м =

5 дм =                                                    26000 м =

8 см =                                                    170000 м =

в метрах                                                 в дециметрах

3 км =                                                    60 м =

12 км =                                                  150 см =

30 дм =                                                  14 м =

120 дм =                                                5 м =

400 см =                                                300 мм =

2000 мм =                                              16 м =

34000 мм =                                            5000 мм =

в сантиметрах                                         в рублях

6 м =                                                       200 коп =

7 дм =                                                     600 коп =

80 мм =                                                   4000 коп =

 

№ 306

90 + 50 =                  90 + 60 =             90 + 70 =

90 + 20 =                  90 + 30 =             90 + 40 =

90 + 80 =                  90 + 90 =             80 + 30 =

80 + 40 =                  80 + 50 =             80 + 60 =

 

80 + 70 =                  80 + 80 =             70 + 40 =

70 + 50 =                  70 + 60 =             70 + 70 =

60 + 50 =                  60 + 60 =             80 + 90 =

70 + 80 =                  70 + 90 =             60 + 70 =

 

60 + 80 =                  140 – 20 =           50 + 70 =                    140 – 50 =                150 – 70 =           170 – 80 =

120 – 40 =               120 – 30 =                 120 – 50 =

110 – 50 =               180 – 90 =            150 – 80 =

 

150 – 60 =                130 – 60 =            130 – 50 =

160 – 80 =                 160 – 90 =           120 – 60 =

 130 – 40 =                140 – 60 =           160 – 70 =

 

140 – 30 =                 170 – 90 =            110 - 40 =

140 – 70 =                 140 – 80 =            130 – 70 =                  120 – 70 =                 60 + 90 =              150 – 90 =

 

№ 307

900 + 3000 =            900 + 400 =            900 + 50 =

900 + 60 =                     900 + 700 =               900 + 800 =

800 + 30 =                800 + 500 =            800 + 300 =

800 + 50 =                800 + 70 =              800 + 700 =

 

700 + 500 =               700 + 600 =             700 + 700 =

200 + 900 =              500 + 900 =             600 + 50 =

1200 – 900 =            950 + 50 =               1100 – 30 =

1600 – 700 =            1200 – 500 =           1100 - 300 =

 

870 – 70 =                1400 - 900 =             1400 – 700 =

 960 – 60 =               1300 – 400 =             1700 – 800 =

 850 – 50 =               1300 – 500 =             1500 – 700 =

1300 – 50 =              1300 – 600 =             600 – 70 =

 

№ 308

400 + 360 =                 600 + 300 =               500 + 250 =

400 + 280 =                 490 + 500 =               200 + 120 =

 110 + 100 =           210 + 600 =               500 + 130 =

320 + 400 =                 200 + 340 =               300 + 260 =

 

400 + 240 =                280 + 200 =              300 + 190 =

300 + 150 =                160 + 200 =              200 + 220 =                        810 – 600 =                240 – 100 =              250 – 200 =                          720 – 500 =                360 – 300 =              210 – 100 =

 

400 – 80 =                  450 – 200 =              420 – 100 =

270 – 30 =                  350 – 200 =              490 – 300 =

540 – 300 =           280 – 200 =         300 – 60 =

630 – 500 =           560 – 400 =              320 – 10 =

 

№ 309

 

Вырази:

в тоннах                                         в центнерах

3000 кг =                                  6 т =

42000 кг =                                26 т =

190 ц =                                      800 кг =

3200 ц =                                    5900 кг =

60000 кг =                                700 т =

530000 кг =                              20000 кг =

9000 ц =                                   10 т =

в килограммах                              в граммах

2 т =                                           8 кг =

18 т =                                       37 кг =

560 т =                                     1 ц =

4000 г =                                   40 кг =

6 ц =                                         5 кг =

70 ц =                                       302 кг =

50000 г =                                 20 ц =  

     

№ 310

76540. 8 – 32700. 8 =          6540. 60 – 3200. 60 =

98000. 7 + 7600. 7 =      428850: 9 – 294300: 9 =

 

№ 311

Выполни умножение столбиком.

30907. 9 =        20048. 9 =            57006. 9 =

80009. 8 =        30124. 8 =            27015. 8 =

75643. 45 =      2569. 32 =            3478. 23 =

2579. 289 =      3468. 298 =          5297. 156 =

4386. 546 =      7925. 37 =            6834. 37 =

 

№ 312

Выполни деление столбиком.

2416: 70 =        173400: 60=          216000: 60 =

328200: 600 =  135486: 54 =         138870: 45 =

253800: 54 =    20410: 239 =         230584: 328 =

262626: 273 =  551754: 906 =       491463: 807 =

641448: 708 =  571356: 708 =   

               

№ 313

100 + 18 =              120 + 27 =             120 + 36 =      100 + 45 =         120 + 54 =             70 + 63 =               80 + 72 =                90 + 81 =                140 + 16 =              150 + 24 =         160 + 32 =                   150 + 40 =

 

120 + 48 =              140 + 56 =                   80 + 64 =            120 + 14 =         150 + 21 =                  160 + 28 =             120 + 42 =         150 + 35 =                  140 + 49 =         140 + 12 =              150 + 18 =                  160 + 24 =

 

180 + 10 =         150 + 30 =                  160 + 20 =           180 + 18 =              150 + 25 =             160 + 8 =                    120 + 16 =         180 + 12 =              180 + 6 =                180 + 9 =           120 + 36 =             160 + 16 =

 

№ 314

19. 9 =              162: 9 =              144: 18 =       19. 8 =                           136: 8 =           168: 28 =             19. 7 =                182: 7 =                     188: 47 =         29. 6 =                 150: 6 =              152: 76 =

29. 5 =             170: 5 =               135: 15 =       39. 4 =                           

 

172: 4 =           168: 24 =        49. 3 =                186: 3 =                     165: 33 =         59. 2 =                 184: 2 =              186: 62 =

18. 8 =            128: 8 =               162: 27 =       28. 7 =                          175: 7 =           184: 46 =             28. 6 =                144: 6 =        

            

№ 315

 

190: 95 =    38. 5 =                 165: 5 =              126: 14 =

48. 4 =            168: 4 =                161: 23 =            58. 3 =                            117: 3 =          160: 32 =              78. 2 =                118: 2 =                

 

174: 29 =        27. 7 =                  126: 7 =              168: 56 =

27. 6 =           156: 6 =                117: 13 =            37. 5 =                            175: 5 =     200: 25 =

 

№ 316

47. 4 =         136: 4 =         144: 24 =             57. 3 =                      183: 3 =       172: 92 =            26. 6 =           192: 6 =                136: 17 =          36. 5 =           145: 5 =         150: 25 =

46. 4 =              192: 4 =              136: 34 =            56. 3 =                       

 

171: 3 =            118: 59 =            76. 2 =               134: 2 =                           198: 22 =          35. 5 =                190: 5 =             198: 33 =

45. 4 =              188: 4 =             168: 42 =           65. 3 =                       168: 3 =       134: 67 =            95. 2 =         168: 2 =                           171: 19 =      34. 4 =               184: 4 =            192: 48 =

 

64. 3 =              195: 3 =         186: 93 =      84. 2 =                      

186: 2 =       162: 18 =            63. 3 =               192: 3 =                           190: 45 =          93. 2 =                156: 2 =             153: 17 =

 

№ 317

Выполни по образцу:     98 + 23 = 110 + 11 = 121

 

98 + 34 =         98 + 45 =          98 + 56 =                  

98 + 67 =         98 + 78 =          98 + 89 =              

97 + 94 =         87 + 35 =          87 + 46 =            

        87 + 57 =         87 + 68 =          87 + 79 =

 

86 + 85 =         85 + 96 =          76 + 17 =                 

       76 + 58 =          76 + 59 =          75 + 76 =              

       75 + 87 =          75 + 98 =          65 + 59 =           

       64 + 67 =          64 + 78 =                64 + 89 =

 

63 + 98 =              53 + 69 =               52 + 79 =                

       59 + 82 =               59 + 93=                49 + 74 =            

       49 + 85 =               49 + 96 =               39 + 87 =            

      39 + 98 =                29 + 99 =           26 + 49 =

 

 № 318

20807. 29 + 30096. 29 + 14005. 29 =

24005. 38 + 30069. 38 + 10708. 38 =

10096. 47 + 20708. 47 + 10708. 38 =

30807, 56 + 14005. 56 + 20096. 56 =

 

№ 319

4700. 560 – 2900. 506 =          5060. 506 – 3080. 560 =

4700. 470 – 2900. 407 =          5060. 407 – 3080. 470 =

 

№ 320

5060. 308 + 3080. 380 =          4700. 380 + 2900. 308 =

5060. 209 – 3080. 290 =          4700. 290 – 2900. 209 =

 

№ 321

1128235: 47 – 1125376: 56 =

872784: 29 – 1142622: 38 =

1725192: 56 – 973276: 47 =

912190: 38 – 40600: 29 =

 

№ 322

784280: 56 – 474512: 47 =

603403: 29 – 406904: 38 =

2560360: 506 + 1724800. 3080 =

2632000: 4700 + 1467400: 506 =

 

№ 323

2059420: 407 – 1180300: 2900 =

1447600: 470 – 2209000: 4700 =

1558480: 5060 + 893200: 308 =

1170040 6 3080 + 1686000: 380 =

1057540: 209 – 606100: 2900 =

 

№ 333

Выполни проверку.

8466528: 879 =                              6820506: 798 = 

3455634: 549 =                              2547270: 465 =        

    

№ 334

Выполни проверку.

2225025: 456 =                              1799616: 546 =

4371444: 798 =                              5563191: 879 =

 

№ 335

Выполни деление в столбик, полученные результаты сложи.

752859: 9 =                          852318: 9 =                                  255626: 7 =                          329203: 7 =                                       325915: 5 =                          351470: 5 =

 88410: 3 =                           155508: 3 =

№ 336

Выполни деление в столбик, полученные результаты сложи.

146920: 8 =                             235760: 8 =                           489810: 6 =                             556440: 6 =                                       55424: 4 =                               99628: 4 =

77122: 2 =                               98144: 2 =

 

№ 337

Реши уравнения.

х + 9 = 11                9 + х = 12              х + 8 = 12           х + 9 = 13                8 + х = 12              7 + х = 11            9 + х = 14                х + 8 = 13                   11 – х = 3         13 – х = 4                12 – х = 4               х – 2 = 9

 х – 3 = 9             х – 3 = 8              х – 4 = 9                 

х – 4 = 8                  16 – х = 7             х – 6 = 13

 

№ 338

Реши уравнения.

х + 9 = 15              11 – х = 4                 х – 5 = 6          8 + х = 14                  14 – х = 5                 х – 4 = 7              7 + х = 13              13 – х = 5                    х – 5 = 7               

х + 6 = 12              12 – х = 5                 15 – х = 6

 

11 – х = 5              14 – х = 6                    13 – х = 6         х – 3 = 8                     9 + х = 16                 16 – х = 7              х – 5 = 9               12 – х = 6                  15 – х = 7

 

№ 339

Реши уравнения.

х + 12 = 30            40 – х = 13                х – 13 = 21     50 – х = 14                 х – 18 = 32                21 + х = 50            х – 27 = 60            х + 32 = 60                     70 – х = 36          

 

80 – х = 48            х – 47 = 43                53 + х = 90

 х – 36 = 70           х + 45 = 80                60 – х = 17     46 + х = 99           34 + х = 71                50 – х = 16

 

№ 340

Реши уравнения.

х + 18 = 42          х + 17 = 30                   30 – х = 26           х + 28 = 60               70 – х = 43                    х – 39 = 60                 80 – х = 37           х – 36 = 24              45 + х = 90            х – 23 = 47                43 + х = 80                   40 – х = 16

60 – х = 25           х – 35 = 45                   х – 53 = 90

 

№ 341

Реши уравнения.

9. х = 18                       х. 9 = 27                  8. х = 16         

9. х = 18                      45: х = 5                   х. 7 = 21          8. х = 24                      63: х = 7                        56: х = 7         72: х = 8                      х: 2 = 7                     х: 6 = 2                   

 

х: 9 = 5                        7. х = 14                   42: х = 6         

х: 7 = 7                        48: х = 6                   х: 8 = 4            х. 9 = 36                      54: х = 6                   х: 3 = 7            х. 7 = 35                      х: 9 = 9                     х: 7 = 3

 

№ 342

Реши уравнения.

40: х = 5                    35: х = 5                 х: 6 = 3           

 х: 5 = 2                     х: 6 = 4                        9. х = 54                 8. х = 40                        7. х = 28                   х. 9 = 63         

 х. 8 = 48                       36: х = 6                        32: х = 4

 

28: х = 4                   36: х = 6                        49: х = 7          

 х: 4 = 7                         х: 6 = 6                     х: 5 = 4             3. х = 9                     8: х = 2                          10: х = 2

 

№ 343

Реши уравнения.

9. х = 72                        8. х = 56                    27: х = 3           

х. 7 = 35                        24: х = 3               21: х = 3           х: 5 = 7                     х: 3 = 6                 х: 5 = 5           

 

 х: 4 = 4                    8: х = 2                 х: 3 = 6

х. 8 = 64                   7. х = 42               х. 3 = 15           

18: х = 9                   14: х = 2                  х: 5 = 6            16: х = 2                   16: х = 4               21: х = 7

 

№ 344

Реши уравнения.

90. х = 810           720: х = 90            х: 90 = 7           

240: х = 3             х: 4 = 80                2. х = 160            

 х: 70 = 7              х. 70 = 350            420: х = 70    

 

360: х = 60           х: 8 = 80                х. 90 = 270

х. 60 = 120          180: х = 3              х: 60 = 4           

х. 60 = 180           х: 9 = 90              4. х = 160

 

№ 345

Реши уравнения.

х: 50 = 6                    х. 50 = 150             200: х = 50       

450: х = 90                     х. 90 = 4                 90. х = 540          

5. х = 400                  480: х = 6               х: 7 = 80        

 

 х: 2 = 50                   70. х = 140             180: х = 90

210: х = 3                   х: 4 = 70                х. 60 = 360       

 х. 50 = 250                х. 30 = 180            х. 70 = 490

 

№ 346

Реши уравнения.

20. х = 240              20 + х = 240             х: 17 = 20                                          360: х = 20              260: х = 20              260 – х = 20         

 х. 20 = 300              х + 20 =300             х: 20 = 21        

 х: 20 = 14                х – 20 = 14              320: х = 16

320 – х = 16              20. х = 380             30. х = 270

 

№ 347

225. 16 – 6306 =             81000 – 1014. 20 =

(2410 – 1806). 27 =        947 + 13662: 54 =

 

№ 348

9928: 68 + 987 =            12000: (211 - 186) =

10712: 104. 789 =         14688: 72. 860 =

 

№ 349

19 + 12 =           27 + 24 =         37 + 16 =            23 + 18 =

45 + 27 =           46 + 49 =              27 + 25 =      54 + 23 =

48 + 38 =           43 + 18 =              38 + 26 =            56 + 28 =

36 + 26 =           47 + 34 =              59 + 39 =             64 + 29 =

 

54 + 28 =           47 + 18 =         91 – 69 =        72 – 19 =

        41 – 28 =           43 – 29 =              62 – 28 =       31 – 17 =

82 – 67 =           43 – 18 =               54 – 29 =             61 – 15 =

65 - 39 =            64 – 28 =               53 – 27 =             52 – 26 =

 

51 – 35 =           76 - 39 =               65 – 38 =        54 – 47 =

63 – 26 =           42 – 15 =              71 – 54 =        87 – 49 =

76 – 48 =           65 – 37 =               54 – 36 =            43 – 25 =

32 – 14 =      81 – 43 =               98 – 69 =       87 – 58 =

76 – 37 =      65 – 46 =               91 – 62 =       87 – 39 =

 

№ 350

Реши уравнения.

29 + х = 61           х + 28 = 72                  37 + х = 81               24: х = 2                   х: 12 = 3                     48: х = 4              71 – х = 32           52 – х = 14                  93 – х = 26        

 

 х – 32 = 49               х – 38 = 27             х – 54 = 38

12. х = 24                х. 13 = 39                   х; 14 = 4                   х: 12 = 8             х. 11 = 99              х: 11 = 8

 

№ 351

Реши уравнения.

х – 24 = 39                  37 + х = 83                32 – х = 15              12. х = 60                  48: х = 4               х: 2 = 14         х + 49 = 94            71 – х = 24                х – 35 = 27         

 

65: х = 5                х: 3 = 13              х. 13 = 78

 92 – х = 46            х – 47 = 36           34 + х = 51     67 – х = 39             45 – х = 13           45 + х = 58

 

№ 352

Реши уравнения.



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