| 93÷3= | 490×9= | ★83÷4= | 643×3= | 603×5= | ★79÷2= |
31
3
| 93 |
| 9 |
| 3 |
| 3 |
| 0 |
490×9=4410,
490
| ×9 |
| 4410 |
83÷4=20…3,
20
4
| 83 |
| 8 |
| 3 |
验算:20
| ×4 |
| 80 |
| +3 |
| 83 |
643×3=1929,
643
| ×3 |
| 1929 |
603×5=3015,
603
| ×5 |
| 3015 |
79÷2=39…1,
39
2
| 79 |
| 6 |
| 19 |
| 18 |
| 1 |
验算:39
| ×2 |
| 78 |
| +1 |
| 79 |
编辑:chaxungu时间:2026-04-27 12:34:38分类:小学数学题库
| 93÷3= | 490×9= | ★83÷4= | 643×3= | 603×5= | ★79÷2= |
| 93 |
| 9 |
| 3 |
| 3 |
| 0 |
| ×9 |
| 4410 |
| 83 |
| 8 |
| 3 |
| ×4 |
| 80 |
| +3 |
| 83 |
| ×3 |
| 1929 |
| ×5 |
| 3015 |
| 79 |
| 6 |
| 19 |
| 18 |
| 1 |
| ×2 |
| 78 |
| +1 |
| 79 |