What is.......
12x10+30=???
math......
2007-11-08 12:51 am
回答 (8)
2007-11-08 12:53 am
✔ 最佳答案
12x10+30=? ( 150 ) 
2007-11-08 2:25 am
12x10+30
=120+30
=150
用先乘除後加減的方法就ok
=120+30
=150
用先乘除後加減的方法就ok
2007-11-08 1:56 am
12x10+30=150
2007-11-08 1:11 am
1) 12x10=120
2) 120+30=150
12x10+30=150#
2) 120+30=150
12x10+30=150#
2007-11-08 1:04 am
12 x 10 + 30 = 150
記着 : (先乘除, 後加减) 呢個不變方程式
記着 : (先乘除, 後加减) 呢個不變方程式
2007-11-08 1:03 am
12x10+30=120+30
120+30=150
120+30=150
2007-11-08 1:01 am
12x10+30=120+30=150
2007-11-08 1:00 am
12x10+30=150
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https://hk.answers.yahoo.com/question/index?qid=20071107000051KK01945