Name: 
 

Lesson 5: Calculating with Percents



 1. 

Calculate.
      26% of 80
a.
20
b.
41.6
c.
18.4
d.
20.8
 

 2. 

Calculate.
     16.5% of  ____  = 74.25
a.
250
b.
400
c.
450
d.
200
 

 3. 

Calculate.
      mc003-1.jpg = ____ %
a.
62.5%
b.
26.5%
c.
65.2%
d.
56.2%
 

 4. 

Kim got 52 out of 60 on her last test. Write a proportion that you could use to determine what percent Kim got on her test.
a.
mc004-1.jpg
b.
mc004-2.jpg
c.
mc004-3.jpg
d.
mc004-4.jpg
 

 5. 

Use the correct proportion from question 4 to determine what percent Kim got on her test.
a.
15.4%
b.
59%
c.
86.7%
d.
31.2%
 

 6. 

In Craig’s class, 90% of all the students have MP3 players. If his class has a total of 30 students, which proportion could you use to determine how many students have MP3 players?
a.
mc006-1.jpg
b.
mc006-2.jpg
c.
mc006-3.jpg
d.
mc006-4.jpg
 

 7. 

Use the correct proportion from question 6 to determine the number of students in Craig’s class that have MP3 players.
a.
27 students
b.
25 students
c.
28 students
d.
26 students
 

 8. 

Gail is saving for a new computer. She plans on depositing 20% of her weekly paycheque into her savings account. Last week she deposited $88.55 into her account. Which proportion could you use to determine how much her weekly pay was?
a.
mc008-1.jpg
b.
mc008-2.jpg
c.
mc008-3.jpg
d.
mc008-4.jpg
 

 9. 

Use the proportion from question 8 to determine how much Gail’s weekly pay was.
a.
$177.10
b.
$221.38
c.
$442.75
d.
$225.86
 

 10. 

Robert bought himself a suit on sale for 25% off and saved $39.00. How much did the suit cost originally?
a.
$156
b.
$199
c.
$219
d.
$190
 



 
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