来自李志辉的问题
【69.12÷3.6+69.12÷6.435×0.5+65÷20.96×9.9+0.96×0.1(61.2-61.2×0.9)÷0.257.89-(3.27+2.89)(52.9-3.3)÷(80×0.25)】
69.12÷3.6+69.12÷6.435×0.5+65÷20.96×9.9+0.96×0.1
(61.2-61.2×0.9)÷0.257.89-(3.27+2.89)(52.9-3.3)÷(80×0.25)
1回答
2019-09-30 10:06