题目内容
口算
| 125×8= | 25×4= | 25×8= | 16×5= | 4.35÷100= | 0.08×100= | 0.67×1000= |
| 125×8=1000, | 25×4=100, | 25×8=200, | 16×5=80, | 4.35÷100=0.0435, | 0.08×100=8, | 0.67×1000=670. |
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题目内容
| 125×8= | 25×4= | 25×8= | 16×5= | 4.35÷100= | 0.08×100= | 0.67×1000= |
| 125×8=1000, | 25×4=100, | 25×8=200, | 16×5=80, | 4.35÷100=0.0435, | 0.08×100=8, | 0.67×1000=670. |