4.48乘以0.4的简算
答案:3 悬赏:0
解决时间 2021-03-05 22:35
- 提问者网友：缘字诀
- 2021-03-05 01:38
4.48乘以0.4的简算
最佳答案
- 二级知识专家网友：玩世
- 2021-03-05 02:08
4.48乘以0.4
=4.48乘以0.5-4.48乘以0.1
=2.24-0.448
=1.792
=4.48乘以0.5-4.48乘以0.1
=2.24-0.448
=1.792
全部回答
- 1楼网友：鱼芗
- 2021-03-05 03:46
（4.5-0.02）*0.4
=4.5*0.4-0.02*0.4
=1.8-0.008
=1.792
=4.5*0.4-0.02*0.4
=1.8-0.008
=1.792
- 2楼网友：忘川信使
- 2021-03-05 03:38
解：
4.48×0.4
=4.48×(0.5-0.1)
=4.48×0.5-4.48×0.1
=2.24-0.448
=1.792
4.48×0.4
=4.48×(0.5-0.1)
=4.48×0.5-4.48×0.1
=2.24-0.448
=1.792
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