(0.178+17.8×0.99)÷8.9的简便运算
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:2024/06/22 06:07:45
(0.178+17.8×0.99)÷8.9的简便运算
要求简便运算.
要求简便运算.
![(0.178+17.8×0.99)÷8.9的简便运算](/uploads/image/z/4987384-16-4.jpg?t=%280.178%2B17.8%C3%970.99%29%C3%B78.9%E7%9A%84%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
(0.178+17.8×0.99)÷8.9
=(17.8*0.01+17.8*0.99)÷8.9
=[17.8*(0.01+0.99)]÷8.9
=(17.8*1)÷8.9
=2
=(17.8*0.01+17.8*0.99)÷8.9
=[17.8*(0.01+0.99)]÷8.9
=(17.8*1)÷8.9
=2