－5－3（5）
—————
10＋4（－3）
數學中一????
2007-10-04 5:39 am
回答 (5)
2007-10-04 5:43 am
✔ 最佳答案
-5-15-----------
10-12
-20
= -----
-2
=10
2007-10-04 7:03 am
-5-15/10-12
= -20/-2
= 10
= -20/-2
= 10
2007-10-04 6:01 am
-5-15
=----------
10-12
-20
=-------
-2
=10
=----------
10-12
-20
=-------
-2
=10
2007-10-04 5:51 am
-5 - 3 (5)
= -5 - 15
= -20
10 + 4 ( -3 )
=10 + (-12)
=10 - 12
= -2
= -5 - 15
= -20
10 + 4 ( -3 )
=10 + (-12)
=10 - 12
= -2
收錄日期: 2021-04-13 19:08:25
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071003000051KK04143