(50+5/8)*1/5简便计算
问题描述：
(50+5/8)*1/5简便计算
答
(50+5/8)×1/5
=50×1/5+5/8×1/5
=10+1/8
=81/8
答
(50+5/8)*1/5
=50*（1/5）+（5/8）*（1/5）
=10+1/8
=10又1/8
答
50成1/5加5/8成1/5
答
50*1/5+5/8*1/5
答
(50+5/8)*1/5
=50x1/5+5/8x1/5
=10+1/8
=10又1/8
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