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WorksheetsPercents, Percent of Change and Error, Sales Tax and Final Cost
Total questions: 50
Worksheet time: 1hrs 9mins
Name
Class
Date
1.
Convert .23 to percent.
a)
23%
b)
230%
c)
213#
d)
32%
2.
Convert .80 to percent.
a)
80%
b)
800%
c)
8%
d)
88%
3.
Convert .50 to percent.
a)
5%
b)
500%
c)
50%
d)
55%
4.
Convert .02 to percent.
a)
20%
b)
2%
c)
32%
d)
200%
5.
Convert .08 to percent.
a)
8%
b)
80%
c)
88%
d)
800%
6.
Convert 5.68 to percent.
a)
566%
b)
568%
c)
56.8%
d)
564%
7.
Convert 3.28 to percent.
a)
328%
b)
32.8%
c)
238%
d)
32%
8.
Change 32% into a decimal.
a)
32
b)
3.2
c)
.32
d)
.032
9.
Change .16 into a percent.
a)
16%
b)
1.6%
c)
160%
d)
.16%
10.
In order to change from a percent to a decimal, you need to do what?
a)
Multiply by 100
b)
Add 100
c)
Divide by 100
d)
Subtract 100
11.
Change 82% into a decimal.
a)
82
b)
8.2
c)
.82
d)
.082
12.
How would you change 45% to a decimal?
a)
Move the decimal 2 places to the left
b)
Move the decimal 2 places to the right
c)
Move the decimal 3 places to the left
d)
Move the decimal 3 places to the right
13.
25% as a decimal:
a)
0.25
b)
02.5
c)
25
d)
2500
14.
2% as a decimal:
a)
0.02
b)
0.2
c)
2
d)
20
15.
120% as a decimal:
a)
1.2
b)
12
c)
0.12
d)
120
16.
How would you change 65% to a decimal?
a)
Move the decimal 2 places to the left
b)
Move the decimal 2 places to the right
c)
Move the decimal 3 places to the left
d)
Move the decimal 3 places to the right
17.
10% as a decimal:
a)
0.01
b)
0.1
c)
1.0
d)
10
18.
6% as a decimal:
a)
0.06
b)
0.6
c)
6
d)
600
19.
How would you change 6% to a decimal?
a)
Move the decimal 2 places to the left, and add a zero in front of the 6
b)
Move the decimal 2 places to the left
c)
Move the decimal 2 places to the right, and add a zero behind the 6
d)
Move the decimal 2 places to the right
20.
Convert 55% to decimal.
a)
.55
b)
.055
c)
.05
d)
.035
21.
Make the percent to decimal.
7.25%
7.25%
a)
7.25
b)
72.5
c)
0.725
d)
0.0725
22.
200 children attended the school play. Of the total attendance, 40% were boys. How many girls attended the school play?
a)
800
b)
180
c)
80
d)
120
23.
Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?
a)
24%
b)
20%
c)
11%
d)
50%
24.
75 people to 25 people
a)
Increase
b)
Decrease
25.
Find the PERCENT of change.
20 dogs to 5 dogs
20 dogs to 5 dogs
a)
Decrease 15%
b)
Increase 15%
c)
Increase 75%
d)
Decrease 75%
26.
Find the PERCENT of Change.
The original cost was $50 and the new cost is $60.
The original cost was $50 and the new cost is $60.
a)
Increase 20%
b)
Increase 16.67%
c)
Increase $10
d)
Decrease $10
27.
Find the percent of change if the original cost was $5 and the new cost is $1.
a)
Increase $4
b)
Decrease $4
c)
Decrease 80%
d)
Decrease 400%
28.
Last week, you finished level 2 of a video game in 32 minutes. Today, you finished level 2 in 28 minutes. What is your percent of change?
a)
Increase 12.5%
b)
Decrease 12.5%
c)
Increase 4%
d)
Decrease 4%
29.
One week, 72 people got a speeding ticket. The next week, only 36 people got a speeding ticket. What is the percent of change in the speeding tickets?
a)
Increase 50%
b)
Decrease 50%
c)
Increase 1%
d)
Decrease 1%
30.
Find the percent change.
Original amount: 10
New amount: 12
Original amount: 10
New amount: 12
a)
20%
b)
12%
c)
15%
d)
50%
31.
The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?
a)
15.79%
b)
18.75%
c)
2.25%
d)
18%
32.
The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?
a)
21%
b)
17.37%
c)
17.4%
d)
21.02%
33.
Zed went to the store and bought a bag of chips. He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package. What was his percent error?
a)
35%
b)
67%
c)
85%
d)
92%
34.
How do you find the percent of a number?
a)
Multiply the percent by the number.
b)
Change the percent to a decimal, and then multiply by the number.
c)
Change the number to a percent, and then multiply by the fraction.
35.
What is 35% of 30?
a)
10
b)
10.5
c)
3
d)
105
36.
What is 125% of 50?
a)
5.75
b)
1.25
c)
625
d)
62.5
37.
What is 0.3% of 120?
a)
36
b)
360
c)
0.36
d)
3.6
38.
What is 175% of 56?
a)
98
b)
9.8
c)
42
d)
4.2
39.
The TV you bought was $900 and the sales tax was 10%, what was the total cost of the TV.
a)
$900
b)
$990
c)
$810
d)
$1035
40.
The shirt that you bought was $20. The sales tax was 15%, what was the final price?
a)
$20
b)
$22
c)
$23
d)
$17
41.
The pair of pants at Moore's is $80, and the sales tax is 20%. Calculate the final price.
a)
$96
b)
$100
c)
$80
d)
$74
42.
Tickets to Wrestlemania cost $600. The sales tax is 30%, what is the final price?
a)
$660
b)
$600
c)
$630
d)
$780
43.
Find the sales tax only. $34 groceries; 8.5% tax
a)
$ 2.89
b)
$ 36.89
c)
$ 3.00
d)
$ 28.90
44.
Find the sales tax only. $199.95 ipod; 7% tax
a)
$ 13.98
b)
$ 213.95
c)
$14.00
d)
$15.90
45.
Round 15.67348 to the correct decimal place so that it deals with money.
a)
$15.7
b)
$15.67
c)
$15.68
d)
$15.673
46.
Sales tax is __________ to the price.
a)
subtracted
b)
added
c)
multiplied
d)
divided
47.
Jessica is wanting to buy a $10.00 box of candy. The sales tax is 5%. How much is the total for the candy?
a)
$15.00
b)
11.00
c)
$12.00
d)
$10.50
48.
Write 8.25% as a decimal.
a)
0.0825
b)
0.825
c)
82.5
d)
825
49.
Which is the decimal for 3.5%?
a)
3.5
b)
0.35
c)
0.0035
d)
0.035
50.
What is the decimal for 5.75 % ?
a)
575
b)
0.575
c)
0.0575
d)
0.05
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