用竖式计算下面各题.9.21×3.8=5.8×2.5=0.31×0.99=7.05×0.84=40.9×8.7=0.O8×2.4=-数学

题目简介

用竖式计算下面各题.9.21×3.8=5.8×2.5=0.31×0.99=7.05×0.84=40.9×8.7=0.O8×2.4=-数学

题目详情

用竖式计算下面各题.
9.21×3.8=
5.8×2.5=0.31×0.99=
7.05×0.84=40.9×8.7=0.O8×2.4=
题型:解答题难度:中档来源:不详

答案


9.21×3.8=34.998


5.8×2.5=14.5


0.31×0.99=0.3069


7.05×0.84=5.922


40.9×8.7=355.83


0.O8×2.4=0.192

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