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1-1負數與數線

Authored by 吳佳宜 吳佳宜

Mathematics

7th Grade

Used 76+ times

1-1負數與數線
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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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