51 1/4x4/5+61 1/5x6/5的解
答案:2 悬赏:0
解决时间 2021-02-15 08:14
- 提问者网友:无悔疯狂
- 2021-02-14 21:20
51 1/4x4/5+61 1/5x6/5的解
最佳答案
- 二级知识专家网友:年轻没有失败
- 2021-02-14 22:21
应该是51又1/4吧
41又1/3x3/4+51又1/4x4/5+61又1/5x5/6
=(40+4/3)x3/4+(50+5/4)x4/5+(60+6/5)x5/6
=40x3/4+4/3x3/4+50x4/5+5/4x4/5+60x5/6+6/5x5/6
=30+1+40+1+50+1
=123
如果是51又3/4的话
41又1/3x3/4+51又3/4x4/5+61又1/5x5/6
=(40+4/3)x3/4+(50+7/4)x4/5+(60+6/5)x5/6
=40x3/4+4/3x3/4+50x4/5+7/4x4/5+60x5/6+6/5x5/6
=30+1+40+7/5+50+1
=122+7/5
=123又2/5
41又1/3x3/4+51又1/4x4/5+61又1/5x5/6
=(40+4/3)x3/4+(50+5/4)x4/5+(60+6/5)x5/6
=40x3/4+4/3x3/4+50x4/5+5/4x4/5+60x5/6+6/5x5/6
=30+1+40+1+50+1
=123
如果是51又3/4的话
41又1/3x3/4+51又3/4x4/5+61又1/5x5/6
=(40+4/3)x3/4+(50+7/4)x4/5+(60+6/5)x5/6
=40x3/4+4/3x3/4+50x4/5+7/4x4/5+60x5/6+6/5x5/6
=30+1+40+7/5+50+1
=122+7/5
=123又2/5
全部回答
- 1楼网友:高冷不撩人
- 2021-02-14 23:01
51又1/4x4/5+61又1/5x5/6
=(50+5/4)x4/5+(60+6/5)x5/6
=50×4/5+5/4x4/5+60×5/6+6/5x5/6
=40+1+50+1
=92
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