Percent of a Number
Percent Equation
Percent of Change
Sales Tax, Tip, & Markup
Discount
100

Find 20% of 50.

10

100

Find the number. Round to the nearest tenth if necessary.

What percent of 65 is 13?

20%

100

Original: 45
New: 30

33% decrease

100

Find the total cost to the nearest cent.

$24 lunch; 15% tip

$27.60

100

Find the sale price to the nearest cent.

$18.95 football; 15% discount

$16.11

200

8% of 300 is how much?

$24

200

Find the number. Round to the nearest tenth if necessary.

33 is 50% of what number?

66

200

Original: $87.05
New: $100

15% increase

200

Find the total cost to the nearest cent.

$74.95 jacket; 5% tax

$78.70

200

Find the sale price to the nearest cent.

$64 video game; 25% discount

$48

300

What is 12.5% of 60?

7.5

300

Find the number. Round to the nearest tenth if necessary.

What number is 10.4% of 13?

1.4

300

Original: 20.8
New: 12.2

41% decrease

300

Find the total cost to the nearest cent.

$185 Nintendo Switch; 6% markup

$196.10

300

Find the sale price to the nearest cent.

$72 game; 20% discount

$57.60

400
What is 24% of 36?

8.64

400

Find the number. Round to the nearest tenth if necessary.

65% of what number is 78?

120

400

Cassie planted 35 tulip seeds last year. This year she plans to plant 55 seeds. Find the percent of increase in the number of tulip bulbs to the nearest tenth.

57.1%

400

Eric took his family out for dinner. He planned to leave a 20% tip on the bill. What is the total cost if the bill was $124.60?

$149.52

400

The Coding Club sold hot pretzels as a fundraiser. Near the end of the sale, the price of the pretzels was reduced from $2.00 to $1.50. What was the rate of the discount?

25%

500

A local college recently reported that enrollment increased to 105% percent of last year. If enrollment last year was at 16,114, about how many students enrolled this year? Round to the nearest whole number.

16,919

500

Kristy has $3 in her wallet. If this is 12% of her monthly allowance, what is her monthly allowance?

$25

500

In the seventh grade, Sammy read 13 books. In the eighth grade, she read 19 books. Find the percent of increase in the number of books Sammy read to the nearest tenth.

46.2%

500

Dana ordered a new laptop. The laptop cost $1,299 plus 6.5% sales tax. What was the total amount Dana paid for her laptop?

$1,383.44

500

Billy bought a new phone case that was on sale for $18.75. If this price represents a 30% discount from the original price, what is the original price to the nearest cent?

$26.79

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