3.7×0.58+0.37×4.2用简便方法计算
答案:4 悬赏:0 手机版
解决时间 2021-03-13 01:49
- 提问者网友：且恨且铭记
- 2021-03-12 21:23
3.7×0.58+0.37×4.2用简便方法计算
最佳答案
- 五星知识达人网友：独钓一江月
- 2021-03-12 22:14
3.7x0.58+0.37x4.2
=3.7x0.58+3.7x0.42
=3.7x（0.58+0.42）
=3.7x1
=3.7
=3.7x0.58+3.7x0.42
=3.7x（0.58+0.42）
=3.7x1
=3.7
全部回答
- 1楼网友：纵马山川剑自提
- 2021-03-13 00:51
3.7
- 2楼网友：轻雾山林
- 2021-03-12 23:41
3.7×0.58+0.37×4.2 =3.7×0.58+3.7×0.42 =3.7×(0.58+0.42 )=3.7×1=3.7
- 3楼网友：傲气稳了全场
- 2021-03-12 23:13
原式
=3.7×0.58+3.7×0.42
=3.7×(0.58+0.42)
=3.7×1
=3.7
=3.7×0.58+3.7×0.42
=3.7×(0.58+0.42)
=3.7×1
=3.7
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