
小学五年级简便算法题 (80.75/8.5+7.75)*3.7=?
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(80.75/8.5+7.75)*3.7
=(80.75+8.5*7.75)*3.7/8.5
=(80.75+65.875)*3.7/8.5
=146.625*3.7/8.5
=146.625/8.5*3.7
=17.25*3.7
=63.825
=(80.75+8.5*7.75)*3.7/8.5
=(80.75+65.875)*3.7/8.5
=146.625*3.7/8.5
=146.625/8.5*3.7
=17.25*3.7
=63.825
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