17.68÷5.2+3.7×1.5 求简便算法
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17.68÷5.2+3.7×1.5 求简便算法
17.68÷5.2+3.7×1.5 求简便算法
17.68÷5.2+3.7×1.5 求简便算法
17.68÷5+17.68÷0.2+3.7×1+3.7×0.5
=17.68×2÷10+17.68÷(1/5)+3.7×1+3.7×0.5=35.36÷10+17.68×5+3.7+1.85
=3.536+17.68×10÷2+5.55
=3.536+176.8÷2+5.55
=3.536+88.4+5.55
=91.936+5.55
=97.486