Percent of a Number (OF)
Percent of a Number (IS)
Set Up
Percent of a Number (%)
Story Problems
100

23% of 150

34.5

100

23% of what number is 34.5 

150

100

The set up for 30 is 75% of what number

30/x = 75/100

100

28 is what percent of 40

70%

100

A shirt costs $38. If sales taxis 7%, how much money will you pain in taxes?

2.66

200

 21% of 65 

13.65

200

125% of what number is 80  

64

200

The set up for 12 is what percent of 30

12/30 = x/100

200

35 is what percent of 175

20%

200

Anna is reading a book with 750 pages. If she has read 90% of the book, how many pages has she read? 

675

300

70% of 50

35

300

8% of what number is 10 

125

300

The set up for 40% of what number is 36 

36/x = 40/100

300

What percent of 80 is 60

75%

300

Captain’s Autos sells 40 used cars on Monday and Tuesday. This was 25% of the number of sales for the week. How many cars did they sell altogether that week?

160

400

62% of 130

80.6

400

30% of what number is 240

800

400

The set up for 55 is 40% of what number

55/x = 40/100

400

8 is what percent of 18

44.4%

400

Your restaurant bill was $42 and you left a $6.30 tip. What percent tip did you leave?

15%

500

0.25% of 900

2.25

500

82.5% of what number is 330

400

500

The set up for what number is 0.4% of 20 

x/20 = 0.4/100

500

what percent of 40 is 14

35%

500

Newton watches a movie with his friends. They watch 50% of the movie and then take a break. They then watch the remaining 65 minutes. How long was the movie?

130