问题
解答题
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答案
| 0.5×0.75×4=1.5 | 0.42×0.2=0.084 | 1.4÷0.2=7 | x•x=x2 |
| 0.26×0.2×50=2.6 | 0.02×500=10 | 6.4÷0.8=8 | a+a+a=3a |
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| 0.5×0.75×4=1.5 | 0.42×0.2=0.084 | 1.4÷0.2=7 | x•x=x2 |
| 0.26×0.2×50=2.6 | 0.02×500=10 | 6.4÷0.8=8 | a+a+a=3a |