| 1546-998 | 7-![]() | 1÷0.375 | -3.67-1.33 |
| 1.3÷0.26 | 25×32×0.125 | +4.9+ +5.1 | ( -3.75)× . |
| 解:1546-998=548, | 7- =4 , | 1÷0.375= , | -3.67-1.33=2 , |
| 1.3÷0.26=5, | 25×32×0.125=100, | +4.9+ +5.1=20, | ( -3.75)× =0. |
分析:根据整数、分数和小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:2026-04-26 09:05:10分类:小学数学题库
| 1546-998 | 7-![]() | 1÷0.375 | -3.67-1.33 |
| 1.3÷0.26 | 25×32×0.125 | +4.9+ +5.1 | ( -3.75)× . |
| 解:1546-998=548, | 7- =4 , | 1÷0.375= , | -3.67-1.33=2 , |
| 1.3÷0.26=5, | 25×32×0.125=100, | +4.9+ +5.1=20, | ( -3.75)× =0. |
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