Practice Percent Applications in Math

Use these practice problems to test your method after reviewing the concept explanation and worked examples.

Quick Recap

Using percentages to solve real-world problems involving tax, tip, discount, markup, and simple interest.

A 20% tip on a $45 meal: 0.20ร—45=$90.20 \times 45 = \$9 tip, so total is $54. A 30% discount on $80: save $24, pay $56.

Showing a random 20 of 50 problems.

Example 1

medium
A coupon gives $15\$15 off a $60\$60 shirt. What percent discount is that?

Example 2

easy
A $45\$45 meal with a 20%20\% tip: what is the tip?

Example 3

easy
A $40\$40 shirt is marked up 25%25\%. What is the markup amount?

Example 4

easy
A $30\$30 item is 50%50\% off. What is the sale price?

Example 5

medium
A $25\$25 book has 20%20\% added for tax. What is the total cost?

Example 6

medium
A $60\$60 video game is marked up 35%35\% to set its store price. What is the store price?

Example 7

easy
A $60\$60 jacket is 20%20\% off. How much do you save?

Example 8

hard
$800\$800 is invested at 5%5\% simple interest. After how many years does the balance reach $1000\$1000?

Example 9

challenge
$1000\$1000 is invested at 5%5\% simple interest. After how many years does the total reach $1250\$1250?

Example 10

hard
A clothing store marks up items by 60%60\% of the wholesale cost and then offers a 25%25\% discount on the retail price. If the wholesale cost is $50\$50, what is the final selling price, and is it above or below the wholesale cost?

Example 11

medium
Two friends split a $84\$84 bill evenly and want to leave a combined 18%18\% tip. How much does each pay in total?

Example 12

medium
A retailer wants a 25%25\% markup over a $48\$48 cost. What is the selling price?

Example 13

hard
A car priced at $22,000\$22{,}000 is sold for $19,800\$19{,}800 after a discount. What is the discount percent?

Example 14

medium
Express "discounted by 30%30\%" as a multiplier.

Example 15

medium
After a 20%20\% discount, a coat costs $72\$72. What was the original price?

Example 16

medium
A $24\$24 tip is 20%20\% of the meal. What was the meal cost?

Example 17

easy
A restaurant bill is $56\$56. The customer wants to leave a 15%15\% tip. What is the tip amount and the total paid?

Example 18

medium
A $200\$200 item is 30%30\% off, then 8%8\% tax is applied to the sale price. Final cost?

Example 19

easy
Find 6%6\% simple interest on $250\$250 for 22 years.

Example 20

easy
What is 7%7\% sales tax on $120\$120?