Question

Реши примеры столбиком 288*456 , 728*367 , 393*297 , 274*799 , 364*728 , 293*462 , 625*427 , 246*589

Answer 1

288*456=131328, 728*367=267176, 393*297=116721, 274*799=218926, 364*728=264992, 293*462=135366, 625*427=266875, 246*589=144894.)))))

Answer 2

1)218926 2)264992 3)135366 

Answer 3

Решение примеров столбиком:

1. 288 * 456: ``` 288 x 456 ------ 1728 (288 * 6) +1152 (288 * 4, shifted one place to the left) ------ 131328 ```

2. 728 * 367: ``` 728 x 367 ------ 2184 (728 * 3) +3640 (728 * 5, shifted one place to the left) ------ 266536 ```

3. 393 * 297: ``` 393 x 297 ------ 1179 (393 * 3) +3930 (393 * 10, shifted one place to the left) ------ 116721 ```

4. 274 * 799: ``` 274 x 799 ------ 2192 (274 * 8) +5480 (274 * 20, shifted one place to the left) ------ 219526 ```

5. 364 * 728: ``` 364 x 728 ------ 2912 (364 * 8) +2184 (364 * 6, shifted one place to the left) ------ 265792 ```

6. 293 * 462: ``` 293 x 462 ------ 1758 (293 * 6) +8790 (293 * 30, shifted one place to the left) ------ 135366 ```

7. 625 * 427: ``` 625 x 427 ------ 3125 (625 * 5) +2500 (625 * 4, shifted one place to the left) ------ 267875 ```

8. 246 * 589: ``` 246 x 589 ------ 1476 (246 * 6) +1230 (246 * 5, shifted one place to the left) ------ 144594 ```

Правильные ответы: - 288 * 456 = 131,328 - 728 * 367 = 266,536 - 393 * 297 = 116,721 - 274 * 799 = 219,526 - 364 * 728 = 265,792 - 293 * 462 = 135,366 - 625 * 427 = 267,875 - 246 * 589 = 144,594

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