8又5分之3乘2.7加62乘百分之14加35乘0.86

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8又5分之3乘2.7加62乘百分之14加35乘0.86

8又5分之3乘2.7加62乘百分之14加35乘0.86
8又5分之3乘2.7加62乘百分之14加35乘0.86

8又5分之3乘2.7加62乘百分之14加35乘0.86
=8.6×2.7+62×0.14+3.5×8.6
=8.6×(2.7+3.5)+6.2×1.4
=8.6×6.2+6.2×1.4
=(8.6+1.4)×6.2
=10×6.2
=62