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3.61*0.75+0.61*3/4+(-0.2)*0.75

来源：学生作业帮 编辑：作业帮 分类：数学作业 时间：2024/07/19 15:38:03
3.61*0.75+0.61*3/4+(-0.2)*0.75
3.61*0.75+0.61*3/4+(-0.2)*0.75
=3.61*0.75+0.61*0.75+(-0.2)*0.75
=(3.61+0.61-0.2)*0.75
=4.02*0.75
=3.015
-3.61*0.75+0.61*3分之4+(-0.2)*3分之4 化简 -36/4 -6/0.2 0/0.75 4分之3除以0.75 0.75*8/9/3/4 +0.75+-2.8+-0.2-1. 7.5*3/4+0.75*1/2-0.75简便算 简便算法 64.3*0.75+34.7*4分之3+0.75 0.75: (0.75除以3减0.2)乘(1减5分之4) 25×0.75×(-4)×(-3分之4) ①0.2+2/5×(5\6-0.75) ②36×（7/9-1/4+13/18）×6/45 ③0.75×5/6-1/3+0 121x3/4-3/8x40-0.75