58+(124-24*3)有没有简便算法,
问题描述:
58+(124-24*3)有没有简便算法,
答
58+(124-24*3)
=58 + (100 + 24-24*3)
=58 + (100 -24 * 2)
= 58 + 100 - 48
= 58 - 48 + 100
=110