6.75乘43+570乘6.75等于多少用简便计算
答案:2 悬赏:30 手机版
解决时间 2021-01-08 00:03
- 提问者网友:轻浮
- 2021-01-07 17:51
6.75乘43+570乘6.75等于多少用简便计算
最佳答案
- 五星知识达人网友:妄饮晩冬酒
- 2021-01-07 19:29
6.75×43+570×6.75
=6.75×(43+570)
=6.75×(600+10+3)
=6.75×600+6.75×10+6.75×3
=4050+67.5+20.25
=4117.5+20.25
=4137.75
=6.75×(43+570)
=6.75×(600+10+3)
=6.75×600+6.75×10+6.75×3
=4050+67.5+20.25
=4117.5+20.25
=4137.75
全部回答
- 1楼网友:duile
- 2021-01-07 20:41
6.75乘43+570乘6.75等于多少用简便计算
=6.75x(43+570)
=6.75x613
=4137.75
=6.75x(43+570)
=6.75x613
=4137.75
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