
1-1負數與數線
Authored by 吳佳宜 吳佳宜
Mathematics
7th Grade
Used 76+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若數學科成績以50 分為基準,得 40 分記作-10,那麼考35 分可記作多少?
(A) -25
(B) +25
(C) -15
(D) +5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若 a 代表最大的負整數,b 代表最小的正整數,則 a+b=?
(A) 0
(B) 1
(C) -1
(D)無法計算
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
數線上,若代表某數的點與原點距離愈遠,則關於此數的敘述下列何者正確?
(A)愈大
(B)愈小
(C)絕對值愈大
愈小 (D)絕對
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
絕對值小於 18 的整數有 a 個,則 a 是多少?
(A) 18
(B) 19
(C) 35
(D) 37
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
比 5 小但比-5 大的所有整數和為多少?
(A)-90
(B)-60
(C)-30
(D) 0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若 A、B 兩數互為相反數,則下列何者一定正確?
(A) A-B>0
(B) B-A>0
(C) A-B=0
(D) A+B=0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下午 6 點為準,晚上 8 點記為+2,則下午 3 點該如何表示?
(A)+3
(B)-3
(C)+15
(D)-15
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