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WorksheetsSF7 Unit 3 Quiz Review
Total questions: 18
Worksheet time: 36mins
Name
Class
Date
1.
If I have a negative multiplied with a positive, what will the answer be?
a)
Positive
b)
Negative
2.
If I have two negatives what will the product be?
a)
Negative
b)
Positive
3.
(-9)(-8)
a)
-72
b)
72
c)
81
d)
-81
4.
(2)(10)
a)
20
b)
-20
c)
-12
d)
12
5.
Multiply
(5) • (–9) • (–2)
(5) • (–9) • (–2)
a)
90
b)
-45
c)
-90
d)
47
6.
-4(-1)(-2)
a)
-8
b)
8
c)
-7
d)
7
7.
The temperature dropped 3 degrees every hour for six hours. How much did the temperature drop in all?
a)
-18
b)
9
c)
18
d)
-9
8.
Every Friday for 8 weeks Kylan withdrew $35 from his savings account. How much did he withdraw in all?
a)
-280
b)
280
c)
27
d)
-27
9.
The price of jeans was reduced $6 per week for 7 weeks. By how much did the price of the jeans change over the 7 weeks?
a)
42
b)
-42
c)
20
d)
-20
10.
Which expression DOES NOT have a product of −18?
a)
−2 ∗ −9
b)
−6 ∗ 3
c)
−3 ∗ 6
d)
−9 ∗ 2
11.
(-3)(-2)(-4)
a)
6
b)
24
c)
-6
d)
-24
12.
5(-10)(-9)
a)
-50
b)
-450
c)
450
d)
50
13.
Alex thinks that if you multiply a negative and a positive that you will get a negative answer ALWAYS!
His friend Tyler said he was wrong and the sign in your answer depends on how big and small the numbers are. Who is CORRECT?
His friend Tyler said he was wrong and the sign in your answer depends on how big and small the numbers are. Who is CORRECT?
a)
Alex
b)
Tyler
14.
−3×5×(−2)2
a)
-30
b)
30
c)
-60
d)
60
15.
42×−7
a)
28
b)
-28
c)
112
d)
-112
16.
The odometer on a car tells you how many miles the car has been driven in its lifetime. If Helen's odometer changed from 45,300 miles to 48,900 miles over the span of six months, what was the average change per month?
a)
300
b)
600
c)
3,000
d)
3,600
17.
What two integers multiply to make -15.
a)
3 x (-5)
b)
-3 x (-5)
c)
3 x 5
18.
A dolphin is swimming 5 feet below the surface of the water. 10 seconds later, the dolphin is swimming 25 feet below the surface of the water. What is is average change per second?
a)
3
b)
-10
c)
-2
d)
-3
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