[其他] 請教一下如何用4個4排出答案 - 拼圖
By Mary
at 2010-01-19T22:43
at 2010-01-19T22:43
Table of Contents
※ [本文轉錄自 Math 看板]
作者: chamcn (........) 看板: Math
標題: [其他] 請教一下如何用4個4排出答案
時間: Tue Jan 19 14:44:46 2010
想請教各位如何用4個4和三個運算符號排出需要的數字(可用加減乘除及括號)
ex:4-4+4+4 = 8
(4-4/4)*4=12
有幾題實在是想不出來
請各位高手幫幫忙謝謝
4 4 4 4 = 10
4 4 4 4 = 11
4 4 4 4 = 13
4 4 4 4 = 18
4 4 4 4 = 22
4 4 4 4 = 30
--
作者: chamcn (........) 看板: Math
標題: [其他] 請教一下如何用4個4排出答案
時間: Tue Jan 19 14:44:46 2010
想請教各位如何用4個4和三個運算符號排出需要的數字(可用加減乘除及括號)
ex:4-4+4+4 = 8
(4-4/4)*4=12
有幾題實在是想不出來
請各位高手幫幫忙謝謝
4 4 4 4 = 10
4 4 4 4 = 11
4 4 4 4 = 13
4 4 4 4 = 18
4 4 4 4 = 22
4 4 4 4 = 30
--
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