1-2+3-4+5-6+7-8+9-10=?

2007-08-15 7:34 am
answer this

回答 (7)

2007-08-15 11:08 pm
1-2+3-4+5-6+7-8+9-10=-5
2007-08-15 7:52 am
-5呀(無奈中=-=)
2007-08-15 7:38 am
answer: -5
2007-08-15 7:38 am
1-2+3-4+5-6+7-8+9-10=?
=-5
2007-08-15 7:37 am
it shoud be-1
參考: myself
2007-08-15 7:37 am
等於5(計算機驗證過)
參考: me
2007-08-15 7:36 am
答案 -5


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