首页 > 心算．1.5×3=0.03×5=12×0.003=0.9×7=4×0.08=15×0.004=0.5×6=0.06×3=1.25×8=8×0.9=5×0.005=18×0.002=-数学

心算．1.5×3=0.03×5=12×0.003=0.9×7=4×0.08=15×0.004=0.5×6=0.06×3=1.25×8=8×0.9=5×0.005=18×0.002=-数学

题目简介

心算．1.5×3=0.03×5=12×0.003=0.9×7=4×0.08=15×0.004=0.5×6=0.06×3=1.25×8=8×0.9=5×0.005=18×0.002=-数学

题目详情

心算． 1.5×3=	0.03×5=	12×0.003=
0.9×7=	4×0.08=	15×0.004=
0.5×6=	0.06×3=	1.25×8=
8×0.9=	5×0.005=	18×0.002=

题型：解答题难度：中档来源：不详

答案

1.5×3=4.5	0.03×5=0.15	12×0.003=0.036
0.9×7=6.3	4×0.08=0.32	15×0.004=0.06
0.5×6=3	0.06×3=0.18	1.25×8=10
8×0.9=7.2	5×0.005=0.025	18×0.002=0.036

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