6×23+76×76+76巧算
答案:4 悬赏:0 手机版
解决时间 2021-11-30 22:26
- 提问者网友：送舟行
- 2021-11-30 09:02
6×23+76×76+76巧算
最佳答案
- 五星知识达人网友：旧脸谱
- 2021-11-30 10:02
6×23+76×76+76
=6x23+76X(76+1)
=6x23+(70+6)x77
=6x23+6x77+70x77
=6x(23+77)+70x70+70x7
=600+4900+490
=5990
=6x23+76X(76+1)
=6x23+(70+6)x77
=6x23+6x77+70x77
=6x(23+77)+70x70+70x7
=600+4900+490
=5990
全部回答
- 1楼网友：英雄的欲望
- 2021-11-30 12:55
原式=6*（100-77）+76^77
=600+70*77
=600+5390
=5990
=600+70*77
=600+5390
=5990
- 2楼网友：十鸦
- 2021-11-30 11:21
6×23+76×76+76
==6*(100-77)+76*(76+1)
=6*100-6*77+76*77
=600+77*(76-6)
=600+77*70
=600+5390
=5990
==6*(100-77)+76*(76+1)
=6*100-6*77+76*77
=600+77*(76-6)
=600+77*70
=600+5390
=5990
- 3楼网友：由着我着迷
- 2021-11-30 10:12
6×23+76×76+76
=6×23+76×(76+1)
=6×23+76×77
=6×23+(6+70)×77
=6×23+6×77+70×77
=6×(23+77)+70×(70+7)
=6×100+70×70+70×7
=600+4900+490
=600+4900+400+90
=(600+400)+4900+90
=1000+4900+90
=5900+90
=5990
=6×23+76×(76+1)
=6×23+76×77
=6×23+(6+70)×77
=6×23+6×77+70×77
=6×(23+77)+70×(70+7)
=6×100+70×70+70×7
=600+4900+490
=600+4900+400+90
=(600+400)+4900+90
=1000+4900+90
=5900+90
=5990
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