| 5.6+2.98= | 1- = | 1÷0.01= | ÷ = |
| 32×2= | 2.4×5 | 12.5%×8= | × = |
| 5.6+2.98=8.58, | 1- = , | 1÷0.01=100, | ÷ = , |
| 32×2=18, | 2.4×5=12, | 12.5%×8=1, | × = . |
,100,
,18,12,1,
.分析:5.6+2.98运用凑整法简算;1÷0.01把1的小数点向右移动两位即可;32×2=3×3×2,由此求解;12.5%×8把百分数化成小数再计算;其它题目根据运算法则直接求解.
点评:本题考查了简单的计算,要注意分析式中数据,运用合适的方法计算.
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