
1上 1-1 負數與數線
Authored by 康軒數位 康軒數位
Mathematics
7th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若甲數+1=乙數+2=丙數+3,則甲、乙、丙三數的大小關係為何?
甲>乙>丙
丙>乙>甲
甲=乙=丙
以上皆有可能
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若一隻甲蟲在數線上由原點O向左行4公分,我們將它的位置記為-2,則由原點向右行6公分,我們應將甲蟲的位置記為多少?
+3
-3
-4
-6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
對於正數和負數的敘述,下列哪一個是正確的?
數線上任意兩點,離原點較遠的點所表示的數比較大
絕對值越大的負數,它所表示的點離原點越遠,這個負數越小
任意一個正數和負數稱為相反數
正數的絕對值大於負數的絕對值
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如果以中午12時為基準,當日下午2時記為+8,則當日上午6時應記為多少?
-24
-22
+24
+22
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在一數線上有五點P、Q、R、S、T,所表示的數分別是-4、-12、15、-8、5,則原點必在哪兩點之間?
P與Q
Q與S
R與T
P與T
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列關於整數的敘述何者錯誤?
包含正整數
包含負整數
包含0
含正數、負數及0
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
設甲、乙均為負數,且甲<乙,則下列何者正確?
∣甲∣>∣乙∣
∣甲∣=∣乙∣
∣甲∣<∣乙∣
不能確定
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