
正負數乘除法
Authored by 文教機構旭星 文教機構旭星
Mathematics
7th Grade
Used 15+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-2)x(-4)
-8
8
6
-6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-5)x(+3)
15
-15
8
-8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-3)x(+2)x(-17)
85
-102
102
-85
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-31)x0
31
-31
0
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-20)x15
-300
30
-30
300
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(−125) × 42 × (−8)
-42000
42000
56000
-56000
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(−3) × 125 × 53 × 4
79500
7950
78500
-79500
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