1-1負數與數線
Authored by 吳佳宜 吳佳宜
Mathematics
7th Grade
Used 77+ 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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