7.9×12.5 4.44×2.5 巧算

来源：学生作业帮编辑：作业帮分类：数学作业时间：2024/07/17 23:16:29

7.9×12.5
=（8-0.1）x12.5
=8x12.5-0.1x12.5
=100-1.25
=98.75
4.44×2.5
=1.11x4x2.5
=1.11x10
=11.1

7.9*12.5 巧算简便运算 34.8*88.8/4.44 12.5*(6+2.4)+2.5*0.4 12.5*88.8-0.25*4.44 简便运算 9.6*0.25*12.5巧算 "4.44×2.5"这道题的简便算法巧算:37.5*1.2+12.5*6.4 64*(12.5+0.25+0.05)巧算 2.5*4.8*0.125巧算 13.8除以2.5巧算 3.06除以2.5巧算 7.9乘12.5简便方法 13.6×7.9-2.8×7.9+10.8巧算 2.8×9.2+28×0.07巧算