135×134/136,怎么算?脱式计算
135×134/136,怎么算?脱式计算
日期:2021-07-17 01:42:30 人气:1
解:采用分配律,
原式=135x134/136
=(136-1)x134/136
=136x134/136-134/136
=134-67/68
=133又1/68
原式=135x134/136
=(136-1)x134/136
=136x134/136-134/136
=134-67/68
=133又1/68