WorksheetsUnit 3 Review
Total questions: 15
Worksheet time: 14mins
Name
Class
Date
1.
Which product is negitive
a)
−2⋅(−4)⋅8⋅(−1)
b)
−7⋅(−3)⋅(−5)⋅(−8)
c)
−3⋅(−4)⋅(−9)⋅0
d)
6⋅(−2)⋅(−3)⋅1
2.
Multiply
−7 ⋅ 8
−7 ⋅ 8
a)
1
b)
56
c)
−56
d)
-1
3.
(−17) ⋅ (−6)
a)
23
b)
102
c)
−102
d)
−23
4.
−4⋅2⋅(−9)
a)
-72
b)
144
c)
-11
d)
72
5.
(−4)⋅(−6)⋅(−3)⋅(−5)
a)
360
b)
240
c)
-360
d)
-240
6.
−5 1/2 ⋅ 8 1/3
a)
−20/39
b)
−10/39
c)
−5/39
d)
3/25
7.
Solve
−1/4 ⋅(− 6/11 )
in simplest form
−1/4 ⋅(− 6/11 )
in simplest form
a)
3/11
b)
1/4
c)
3/22
d)
4/11
8.
Which story problem could be solved using the given equation?
13×78=m
13×78=m
a)
The city park has an area of 7/8 square kilometer. The width of the park is 1/3 kilometer. What is the length of the park?
b)
Kai has a rope that is 7/8 meter long. Kai cuts off a piece that is 1/3 meters long. How long, in meters, is the piece of rope after he cuts it?
c)
Bo is carrying a bag of topsoil that is 7/8 full. He drops the bag and 1/3 of the soil pours out onto the ground. How much of the bag of soil poured onto the ground?
d)
Julia has a bucket that contains 7/8 gallon of water. She wants to pour the water to fill some dog bowls. Each bowl holds 1/3 gallon of liquid. How many dog bowls can Julia fill with water?
9.
−10÷5
a)
-50
b)
-2
c)
2
d)
50
10.
110 ÷ (−5)
a)
-22
b)
-5
c)
5
d)
22
11.
−85 ÷ 5
a)
-17
b)
27
c)
-27
d)
17
12.
A business reports a net income of -$2,730 over a 3-month period.
What is the average income per month for that period?
What is the average income per month for that period?
a)
−$8,190
b)
−$910
c)
$910
d)
$8,190
13.
On the coldest night in Oymyakon, Russia, the temperature dropped from 0°C to −20°C in 5 hours.
What is the average temperature change per hour?
What is the average temperature change per hour?
a)
-25
b)
25
c)
4
d)
-4
14.
What is −15 ÷ 3/5?
a)
−9
b)
−1/9
c)
−25
d)
−1/25
15.
−3/8 ÷ 7/12
a)
−9/14
b)
−14/9
c)
−7/32
d)
−32/7
100 %
