Percent of a Number

Percents

100

40% of 70

28

200

15% of 100

15

300

150% of 20

30

400

160% of 35

56

500

132.5% of 16.6

21.995

Word Problems

100

OF means to?

Multiply

200

Mackenzie wants to buy a backpack that costs $50. If the tax rate is 6.5%, how much will she pay in tax?

$3.25

300

Mr. Sudimack earned a 4% commission on the sale of a new hot tub that he sold for $3755. How much did he earn?

$150.20

400

Suppose there are 20 questions on a multiple choice test. 25% of the answers are choice B - how many answers are NOT choice B?

15

500

If 17.5 % of students like the color purple, and there are 140 students. How many students like the color purple? (Round up)

25

Estimation

100

What percents can we use to help us estimate?

10%, 50%, 100%

200

Estimate 48% of 100

50

300

80% of 250

200

400

132% of 781

1014

500

Estimate 16% of 132

26

Miscellaneous

100

Percent is out of how much?

100

200

How do we convert percents to decimals?

Move the decimal, two spaces to the left.

300

Where is the decimal located in the percent 125%?

Behind the 5

400

What is 3.5% as a decimal?

 .035

500

67.5% of 8.7

5.8725