问题
解答题
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答案
20×50=1000, | 25×40=1000, | 450÷3=150, | 2800÷7=400, | ||
77÷7=11, | 0÷140=0, | 4000÷8=500, | 420÷6=70, | ||
4.6÷2.4=
| 6÷0.06=100, | 9.1-0.1=9, | 0.9+0.1=1. |
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20×50=1000, | 25×40=1000, | 450÷3=150, | 2800÷7=400, | ||
77÷7=11, | 0÷140=0, | 4000÷8=500, | 420÷6=70, | ||
4.6÷2.4=
| 6÷0.06=100, | 9.1-0.1=9, | 0.9+0.1=1. |