4.2乘2.03用简便方法计算
答案:3 悬赏:80 手机版
解决时间 2021-01-10 00:45
- 提问者网友:玫瑰园
- 2021-01-09 08:51
4.2乘2.03用简便方法计算
最佳答案
- 五星知识达人网友:一把行者刀
- 2021-01-09 10:07
4.2x2.03
=4.2x(2+0.03)
=4.2x2+4.2x0.03
=8.4+0.126
=8.526
=4.2x(2+0.03)
=4.2x2+4.2x0.03
=8.4+0.126
=8.526
全部回答
- 1楼网友:山君与见山
- 2021-01-09 11:52
4.2×2.03
=4.2×2+4.2×0.03
=8.4+0.126
=8.526
=4.2×2+4.2×0.03
=8.4+0.126
=8.526
- 2楼网友:执傲
- 2021-01-09 10:47
4.2x2.03
=4.2x(2+0.03)
=4.2x2+4.2x0.03
=8.4+0.086
=8.486
=4.2x(2+0.03)
=4.2x2+4.2x0.03
=8.4+0.086
=8.486
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