问题描述:
54.9×0.38= 4.05+37.85= 1.25×0.7×0.8= 9.8×25= 2.96
54.9×0.38=
4.05+37.85=
1.25×0.7×0.8=
9.8×25=
2.96×40=
筒便计算过程必采纳
54.9×0.38=
4.05+37.85=
1.25×0.7×0.8=
9.8×25=
2.96×40=
筒便计算过程必采纳
问题解答:
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