以下有四個數,可以掉轉.用(加減乘除)
1.1, 1.1, 6 ,7.2, =0.2
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2.3, 2 ,1.8 ,1.5=6.7
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4, 5, 7, 8 ,9 =0
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數學IQ題(+10)急
2006-12-29 1:31 am
回答 (2)
2006-12-29 2:09 am
✔ 最佳答案
sorry, 第一題做錯左少少7.2 - (1.1 / 1.1 + 6) =0.2
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(2.3 + 1.8) x 2 - 1.5=6.7
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(8 x 9) / 4 - ( 5 + 6 + 7) = 0
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2006-12-28 18:10:08 補充：
oops, copy 自己既答案，copy 多左個「sorry, 第一題做錯左少少」添
2006-12-29 2:22 am
7.2-(1.1/1.1+6)=0.2
(2.3+1.8)*2-1.5=6.7
(8*9)/4-(5+6+7)=0
(2.3+1.8)*2-1.5=6.7
(8*9)/4-(5+6+7)=0
參考: 自己計& http://hk.knowledge.yahoo.com/question/?qid=7006122801612&r=w 5號(自己)
收錄日期: 2021-04-12 18:25:30
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061228000051KK01539