Maths???????????????????????????

2007-05-03 4:06 am
10,50,60,70怎樣=12.8
+ -x 除 ( )

回答 (1)

2007-05-03 5:18 am
✔ 最佳答案
(70*10-60)/50=12.8 啱啱好~~
參考: 啱啱計出黎


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