數學方程........

2006-11-08 9:55 pm
我想問數學方程--
e.g. y x 25 可以寫成25y,
咁y x 25% 可唔可以寫成25%y 呀??

回答 (7)

2006-11-09 1:36 am
✔ 最佳答案
25y=yx25
25%y=yx25%
It is ok but
y x 25%

=y x 25/100

=0.25y

is better!!
2006-11-09 5:06 am
可以
y x 25% 可以寫成25%y
2006-11-08 10:31 pm
可以呀,我考試咁寫都唔扣marks,我間school好嚴嫁,都唔扣,姐係得啦~~
2006-11-08 10:01 pm
=y x 25%

=y x 25/100

=0.25y
2006-11-08 9:58 pm
i think 0.25y is better...
2006-11-08 9:58 pm
yx 25% 可以寫成25%y !


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