1_9_9_2x1_9_9_2x1_9_9_2=1992
係_________上填符號
乜符號都得
maths 5分
2006-11-08 6:22 am
回答 (2)
2006-11-08 6:48 am
✔ 最佳答案
1x9x9+2 x 1+9/9/2 x 1x9+9-2 = 1992(83 x 1.5 x 16) = 1992
2006-11-08 10:42 am
(1*9+9-2)*(1+9-9+2)*(1+9*9/2)=1992
好難的問題呀!
好難的問題呀!
收錄日期: 2021-04-23 15:50:31
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061107000051KK04829