(11分之5-8分之1)×88的简便算法
问题描述:
(11分之5-8分之1)×88的简便算法
答
(5/11-1/8)*88 = (5/11)*88 - (1/8)*88 = 40-11 = 29
(11分之5-8分之1)×88的简便算法
(5/11-1/8)*88 = (5/11)*88 - (1/8)*88 = 40-11 = 29