5.4X4.4-5.4+6.6X5.4简便算法
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计算过程:5.4X4.4-5.4+6.6X5.4=5.4×4.4-5.4×1+6.6×5.4=5.4×(4.4-1+6.6)=5.4×10=54
咨询记录 · 回答于2022-10-27
5.4X4.4-5.4+6.6X5.4简便算法
计算过程:5.4X4.4-5.4+6.6X5.4=5.4×4.4-5.4×1+6.6×5.4=5.4×(4.4-1+6.6)=5.4×10=54
9.5➗2.5简便算法
计算过程:9.5÷2.5=95/10÷25/10=19/2÷5/2=19/2×2/5=19/5