0.45×72+ 45×0.38-4.5的简便计算
答案:4 悬赏:50 手机版
解决时间 2021-04-18 22:21
- 提问者网友:鼻尖触碰
- 2021-04-18 13:02
0.45×72+ 45×0.38-4.5的简便计算
最佳答案
- 五星知识达人网友:詩光轨車
- 2021-04-18 13:56
0.45×72+ 45×0.38-4.5
= 4.5 x 7.2 +4.5 x 3.8 - 4.5
= 4.5 x (7.2 + 3.8 - 1)
= 4.5 x 10
= 45
= 4.5 x 7.2 +4.5 x 3.8 - 4.5
= 4.5 x (7.2 + 3.8 - 1)
= 4.5 x 10
= 45
全部回答
- 1楼网友:洎扰庸人
- 2021-04-18 16:35
0.45乘(72加38减10)等于45
- 2楼网友:山河有幸埋战骨
- 2021-04-18 16:05
=0.45*(72+38-10)
=45
=45
- 3楼网友:过活
- 2021-04-18 15:28
0.45×72+ 45×0.38-4.5
=0.45×72+ 0.45×38-0.45 ×10
=0.45 ×(72+ 38-10)
=0.45 ×100
=45
=0.45×72+ 0.45×38-0.45 ×10
=0.45 ×(72+ 38-10)
=0.45 ×100
=45
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