Решим примеры столбиком:
| \( 900 - 285 = 615 \) | \( 275 \times 7 = 1925 \) | \( 785 : 5 = 157 \) | \( 582 : 6 = 97 \) | \( 568 : 8 = 71 \) | \( 829 + 65 = 894 \) | \( 205 \times 4 = 820 \) |
| \( 720 - 653 = 67 \) | \( 405 \times 6 = 2430 \) | \( 658 : 7 = 94 \) | \( 480 : 5 = 96 \) | \( 235 : 5 = 47 \) | \( 704 - 387 = 317 \) | \( 430 \times 7 = 3010 \) |
| \( 506 - 398 = 108 \) | \( 319 \times 9 = 2871 \) | \( 952 : 7 = 136 \) | \( 912 : 8 = 114 \) | \( 688 : 4 = 172 \) | \( 587 + 296 = 883 \) | \( 280 \times 4 = 1120 \) |
Ответ: 615, 1925, 157, 97, 71, 894, 820, 67, 2430, 94, 96, 47, 317, 3010, 108, 2871, 136, 114, 172, 883, 1120.