(153 136)÷17简便运算???
(153 136)÷17简便运算???
日期:2021-06-25 01:09:48 人气:1
(153+136)÷17简便运算
运用乘法分配律使计算简便:
(153+136)÷17
=(153+136)×1/17
=153×1/17+136×1/17
=9+8
=17
运用乘法分配律使计算简便:
(153+136)÷17
=(153+136)×1/17
=153×1/17+136×1/17
=9+8
=17