0.9×24.5-0.9×0.3怎么简便运算
答案:2 悬赏:40 手机版
解决时间 2021-04-05 22:15
- 提问者网友：练爱
- 2021-04-05 17:44
0.9×24.5-0.9×0.3怎么简便运算
最佳答案
- 五星知识达人网友：底特律间谍
- 2021-04-05 17:55
0.9×24.5-0.9×0.3
=0.9×(24.5-0.3)
=0.9×24.2
=(1-0.1)×24.2
=1×24.2-0.1×24.2
=24.2-2.42
=21.78
=0.9×(24.5-0.3)
=0.9×24.2
=(1-0.1)×24.2
=1×24.2-0.1×24.2
=24.2-2.42
=21.78
全部回答
- 1楼网友：十鸦
- 2021-04-05 18:02
0.9×24.5-0.9×0.3怎么简便运算
0.9×24.5-0.9×0.3
=0.9x（24.5-0.3）
=0.9x24.2
=1x24.2-0.1x24.2
=24.2-2.42
=21.78
希望能帮到你
0.9×24.5-0.9×0.3
=0.9x（24.5-0.3）
=0.9x24.2
=1x24.2-0.1x24.2
=24.2-2.42
=21.78
希望能帮到你
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