用简便算法43*136/137+136*59/137+70*68/137=?
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/22 04:33:00
用简便算法
43*136/137+136*59/137+70*68/137=?
43*136/137+136*59/137+70*68/137=?
![用简便算法43*136/137+136*59/137+70*68/137=?](/uploads/image/z/16320988-28-8.jpg?t=%E7%94%A8%E7%AE%80%E4%BE%BF%E7%AE%97%E6%B3%9543%2A136%2F137%2B136%2A59%2F137%2B70%2A68%2F137%3D%3F)
43*136/137 136*59/137 70*68/137=43*136/137 136/137*59 35*136/137=136/137*(43 59 35)=136/137*137=136