1992*19911991-1991*19901990
答案:6 悬赏:40 手机版
解决时间 2021-11-27 19:16
- 提问者网友:凉末
- 2021-11-26 20:20
1992*19911991-1991*19901990
最佳答案
- 五星知识达人网友:夜风逐马
- 2021-11-26 20:41
1992*19911991-1991*19901990
=1992(19910000+1991)-1991(19900000+1990)
=19920000*1991+1992*1991-1991*19900000-1991*1990
=20000*1991+2*1991
=39823982
=1992(19910000+1991)-1991(19900000+1990)
=19920000*1991+1992*1991-1991*19900000-1991*1990
=20000*1991+2*1991
=39823982
全部回答
- 1楼网友:冷風如刀
- 2021-11-27 00:10
39823982
- 2楼网友:第四晚心情
- 2021-11-26 22:52
1992*19911991-1991*19901990
=(1991+1)*19911991-1991*19901990
=1991*19911991+19911991-1991*19901990
=1991*(19911991-19901990)+19911991
=1991*10001+19911991
=19911991+19911991
=39823982
=(1991+1)*19911991-1991*19901990
=1991*19911991+19911991-1991*19901990
=1991*(19911991-19901990)+19911991
=1991*10001+19911991
=19911991+19911991
=39823982
- 3楼网友:街头电车
- 2021-11-26 22:43
1992*19911991-1991*19901990
=(1991+1)*19911991-1991*19901990
=1991*19911991+19911991-1991*19901990
=1991*(19911991-19901990)+19911991
=1991*10001+19911991
=1991*(10000+1)+19911991
=19910000+1991+19911991
=39823982
=(1991+1)*19911991-1991*19901990
=1991*19911991+19911991-1991*19901990
=1991*(19911991-19901990)+19911991
=1991*10001+19911991
=1991*(10000+1)+19911991
=19910000+1991+19911991
=39823982
- 4楼网友:行雁书
- 2021-11-26 21:54
原式=1992*1991*10001-1991*1990*10001=2*1991*10001=。。。
- 5楼网友:像个废品
- 2021-11-26 21:37
1992*19911991-1991*19901990
=1992*1991*10001-1991*1990*10001
=(1992*1991-1991*1990)*10001
=1991*(1992-1990)*10001
=1991*2*10001
=3982*10001
=39823982
=1992*1991*10001-1991*1990*10001
=(1992*1991-1991*1990)*10001
=1991*(1992-1990)*10001
=1991*2*10001
=3982*10001
=39823982
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