作业帮333 111/112÷37×56/81用简便计算怎么做
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333 111/112÷37×56/81用简便计算怎么做
333 111/112÷37×56/81用简便计算怎么做
333 111/112÷37×56/81用简便计算怎么做
333 111/112÷37×56/81=（333/37）×56/81+111/112÷37×56/81=9×56/81+（111/37×56/112）/81=3×56/27+1/（2×27）=3×54/27+3×2/27+1/54=6+（6×2+1）/54=6 13/54