| 0.56÷7 | 1.02-0.2 | 5.1+9 | 10÷1% | 1-1×![]() |
1÷7+![]() | 1÷0.25×4 | 0.99×9+0.99 | ×2÷ ×2. |
| 0.56÷7=0.08, | 1.02-0.2=0.82, | 5.1+9=14.1, | 10÷1%=1000, | 1-1× = , |
1÷7+ = , | 1÷0.25×4=16, | 0.99×9+0.99=9.9, | ×2÷ ×2=4. |
分析:根据小数和分数加减乘除的计算方法进行计算即可.
点评:口算时,注意运算符号和数据,然后再进一步计算即可.
编辑:chaxungu时间:2026-04-27 08:25:38分类:小学数学题库
| 0.56÷7 | 1.02-0.2 | 5.1+9 | 10÷1% | 1-1×![]() |
1÷7+![]() | 1÷0.25×4 | 0.99×9+0.99 | ×2÷ ×2. |
| 0.56÷7=0.08, | 1.02-0.2=0.82, | 5.1+9=14.1, | 10÷1%=1000, | 1-1× = , |
1÷7+ = , | 1÷0.25×4=16, | 0.99×9+0.99=9.9, | ×2÷ ×2=4. |
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