% and Fractions
% and Decimals
Fractions/Decimals
Using Percents
Discounts
100

10% as a fraction

1/10

100

0.01 as a percent

1%

100

0.2 as a fraction (simplified)

1/5
100

There are 30 students in a class.  70% of them bought lunch.  How many students bought lunch?

21

100

30% off of $250

$75

200

28% as a fraction (simplified)

7/25

200

0.03 as a percent

3%

200

2/5 as a decimal

0.4

200

What is 60% of 400

240

200

Original price = $20, Discount = 10%.  What is the sale price?

$18

300

130% as a fraction (simplified)

1  3/10

300

300% as a decimal

3

300

0.34 as a simplified fraction

17/50

300

15% of students wear glasses.  If 3 students wear glasses, how many don't wear glasses?

17 students

300

67% off $300

$201

400

34/40 as a percent

85%

400

0.004 as a percent

0.4%

400

9.6 as a fraction (simpified)

9  3/5

400

25 students rode the bus.  If they represent 20% of the total students, how many total students are there?

125 students


25/x = 20/100

400

Madi's favorite scooter is on sale.  The regular price is $150, but today it is 30% off.  What will the sale price be?

$105

500

0.8% as a fraction (simplified)

8/1000 = 1/125

500

135% as a decimal

1.35

500

3  2/5 as a decimal

3.4

500

50 is what percent of 600 

(round to hundredths)

8.33%


50/600 = x/100

500

Andrew's sneakers were on sale for $225.  The sale price was 25% off the original price.  What was the original price?

$300