------------------------------------------
1/2 - 3/4 + 2
以上係一題數...
唔該幫我計計
thx
更新1:
---------------------- is 分線
分數一題...help~
2007-06-08 7:40 am
3/5 + (-1又1/4) x 4/5 - (-2/5)
------------------------------------------
1/2 - 3/4 + 2
以上係一題數...
唔該幫我計計
thx
------------------------------------------
1/2 - 3/4 + 2
以上係一題數...
唔該幫我計計
thx
回答 (5)
2007-06-09 3:13 am
3/5 + (-1又1/4) x 4/5 - (-2/5)
------------------------------------------
1/2 - 3/4 + 2
=0÷7/4
=0
------------------------------------------
1/2 - 3/4 + 2
=0÷7/4
=0
參考: me
2007-06-08 7:54 am
= 3/5 - 1又1/4 x 4/5 + 2/5
--------------------------------------
1/2 - 3/4 + 4/2
=3/5- 5/4 x4/5 + 2/5
------------------------------------
2/4- 3/4 +8/4
=3/5 - 1 +2/5
------------------------
7/8
= 3/5 - 5/5 + 2/5
-------------------------
7/8
= 0
---------
7/8
= 0
--------------------------------------
1/2 - 3/4 + 4/2
=3/5- 5/4 x4/5 + 2/5
------------------------------------
2/4- 3/4 +8/4
=3/5 - 1 +2/5
------------------------
7/8
= 3/5 - 5/5 + 2/5
-------------------------
7/8
= 0
---------
7/8
= 0
參考: 自己
2007-06-08 7:49 am
答案係 0
分子:3/5+(-5/4)x4/5-2/5=3/5+1-2/5=0
分母:1/2-3/4+2=2/4-3/4+2=(-1/4)+2=1又3/4
分子:3/5+(-5/4)x4/5-2/5=3/5+1-2/5=0
分母:1/2-3/4+2=2/4-3/4+2=(-1/4)+2=1又3/4
2007-06-08 7:43 am
我唔係幾明你e條係咩數~~~ =.="
收錄日期: 2021-04-23 22:09:31
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070607000051KK04944