
111_康軒會考包_1數的運算
Authored by 一支 一支
Mathematics
9th Grade
Used 1+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
數線上的A、B、C、D四點所表示的數分別為a、b、c、d,且O為原點。根據圖中各點的位置判斷,下列何者的值最小?
IaI
IbI
IcI
IdI
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
如圖,將-2 與1 之間四等分,得A(a)、B(b)、C(c)三個等分點,則下列哪一個值最小?
|a|
|b|
|c|
|-2|
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
在數線上,O 為原點,A 點的坐標為a,B 點的坐標為b,利用下列三個已知條件,判斷A、B、O 三點在數線上的位置關係為下列何者?
甲:ab>0 乙:a+b<0 丙:a-b<0
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
甲、乙二人分別在數線上表示-15 和105 的位置上,若同時相向而行,且甲的速率是乙的速率的2 倍,則相遇位置在數線上所表示的數為何?
65
55
45
25
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
計算12+(-3)×[30-(-6)×(-4)]÷3 之值為何?
-6
6
-14
14
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
假設撲克牌黑色花色的點數代表負數,紅色花色的點數
代表正數,則圖的點數和為多少?
4
-4
-7
7
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
1.234×10*20 這個數的末尾共有幾個0?
16
17
18
19
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