Decimals/Percents
Percent of a Number
Percent Change
Discount/Markup/Tax/Tip
Word Problems
100

Convert 15% to a decimal

0.15

100

What is 35% of 80?

28

100

Anne works at a supermarket and made $10 an hour. She now makes $12 an hour. What is the percent change? Is it an increase or decrease?

20% increase

100

Two friends go out to dinner. Their bill is $25. They want to leave a 20% tip. What is their total, including the tip?

$30

100

There are 40 students in a class. 30% of these students passed their history test. What number of students passed their history test?

12 students

200

Convert 0.60 to a percent

60%

200

What percent of 15 is 12?

80%

200

The staff at a restaurant went from 50 to 20. What is the percent change? Is it an increase or decrease?

60% decrease

200

Lenny wants to buy a pair of golf shoes that cost $99. They are marked up by 7%. What is the selling price of the shoes?

$105.93

200

A baseball player won 80% of the games he pitched. If he pitched 10 games, how many games did he win?

8 games

300

Convert 155% to a decimal

1.55

300

What is 25% of 12?

3

300

The price of apples went from $0.75 to $0.81 per pound. What is the percent change? Is it an increase or decrease?

8% increase

300

A $425 dresser is on sale for $25% off. What is the price of the dresser, with the discount?

$318.75

300

In the Central City Grand Prix, out of the 30 cars that started the race, 12 of them finished. What percent of cars finished?

40%

400

Convert 0.02 to a percent

2%

400

48 is 75% of what number?

64

400
A student got a 94% on the first test, and a 72% on the second test. What is the percent change? Is it an increase or decrease?

23% decrease

400

A television costs $990 and has 9% sales tax. What is the total, including the sales tax?

$1,079.10

400

Dan got 24 out of 30 questions correct on his test. What percent did Dan earn on his test?

80%

500

Convert 88.4% to a decimal

0.884

500

What is 26% of 150?

39

500

On the first visit to the vet, Kelly's puppy weighed 600 grams. On the second visit, her puppy weighed 1500 grams. Is this a percent increase or decrease? Is it an increase or decrease?

150% increase

500

Rocco is buying a t-shirt that costs $35. It is discounted by 4.5%. What is the selling price of the t-shirt?

$33.425

$33.43

500

There are 35 boys signed up for football. This is only 5% of the total enrollment. How many total kids are in the school?

700 students

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