| 83-57= | 1-0.74= | 0.25×40= | 2- = |
1÷ = | = | 1.25×3×8= | 32÷53×0= |
| (0.18+0.9)÷9= | 0.9+99×0.9= |
| 解:83-57=26 | 1-0.74=0.26 | 0.25×40=10 | 2- =1![]() |
1÷ =2![]() | =![]() | 1.25×3×8=30 | 32÷53×0=0 |
| (0.18+0.9)÷9=0.12 | 0.9+99×0.9=90 |
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,30,0,0.12,90.分析:根据整数、分数、小数的四则混合运算进行计算即可得到答案.
点评:此题主要考查的是整数、分数、小数的四则混合运算.
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