25乘28简便方法7种
答案:3 悬赏:20 手机版
解决时间 2021-11-16 14:23
- 提问者网友:精神病院里
- 2021-11-15 16:59
25乘28简便方法7种
最佳答案
- 五星知识达人网友:山有枢
- 2021-11-15 17:38
=25*(4*7)
=25*4*7
=100*7
=700
=25*4*7
=100*7
=700
全部回答
- 1楼网友:北方的南先生
- 2021-11-15 19:36
25x(30-2)
=25x30-50
=750-50
=700
=25x30-50
=750-50
=700
- 2楼网友:白昼之月
- 2021-11-15 19:06
25x28
=25x4x7
=100x7
=700
25x28
=25x(20+8)
=25x20+25x8
=500+200
=700
25x28
=5x5x28
=5x140
=700
25x28
=(20+5)x28
=20x28+5x28
=560+140
=700
25x28
=25x(30-2)
=25x30-25x2
=750-50
=700
25x28
=(30-5)x28
=30x28-5x28
=840-140
=700
25x28
=5x5x4x7
=4x5x5x7
=20x35
=700
谢谢,请采纳
=25x4x7
=100x7
=700
25x28
=25x(20+8)
=25x20+25x8
=500+200
=700
25x28
=5x5x28
=5x140
=700
25x28
=(20+5)x28
=20x28+5x28
=560+140
=700
25x28
=25x(30-2)
=25x30-25x2
=750-50
=700
25x28
=(30-5)x28
=30x28-5x28
=840-140
=700
25x28
=5x5x4x7
=4x5x5x7
=20x35
=700
谢谢,请采纳
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