6x120-45x4的简便运算
答案:4 悬赏:10 手机版
解决时间 2021-02-20 03:22
- 提问者网友:欲望失宠
- 2021-02-19 10:53
6x120-45x4的简便运算
最佳答案
- 五星知识达人网友:雪起风沙痕
- 2021-02-19 12:26
6x120-45x4的简便运算
=6*120-3*15*2*2
=6*(120-15*2)
=6*(120-30)
=6*90
=540
=6*120-3*15*2*2
=6*(120-15*2)
=6*(120-30)
=6*90
=540
全部回答
- 1楼网友:轮獄道
- 2021-02-19 16:06
6×120-45×4
=720-180
=540
=720-180
=540
- 2楼网友:酒醒三更
- 2021-02-19 14:27
6x120-45x4=6*4*30-45*4=4*(180-45)=4*135=540
- 3楼网友:像个废品
- 2021-02-19 13:59
6x120-45x4的简便运算
=6x30x4-45x4
=180x4-45x4
=4x(180-45)
=4x135
=2x2x135
=2x270
=540
=6x30x4-45x4
=180x4-45x4
=4x(180-45)
=4x135
=2x2x135
=2x270
=540
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