Percent Change
Discounts & Markups
Sales Tax & Tips
Commission
Simple Interest
100

A price increases from $40 to $50. What is the percent increase?

25%

100

A $50 shirt is 20% off. What is the sale price?

$40

100

A $20 purchase has 5% sales tax. What is the total?

 $21

100

A salesperson earns 10% commission on $200 in sales. How much do they earn?

$20

100

What does the letter P represent in I = Prt?

 Principal (starting amount)

200

A value decreases from 80 to 20. What is the percent decrease?

75%

200

A $75 pair of shoes is 40% off. What is the discount amount?

$30

200

A $40 meal has a 15% tip. What is the tip amount?

$6

200

A salesperson earns 5% commission on $800 in sales. Find the commission.

 $40

200

Find the simple interest on $200 at 5% for 2 years.

$20

300

A jacket increases in price from $75 to $90. What is the percent increase?

20%

300

A store buys a bag for $60 and marks it up 25%. What is the selling price?

$75

300

A $75 purchase has 8% sales tax. What is the total?

$81

300

A salesperson earns 8% commission on $1,250 in sales. Find the commission.

 $100

300

Find the simple interest on $600 at 4% for 3 years.

 $72

400

A population decreases from 250 to 190. What is the percent decrease?

 24%

400

A $120 jacket is discounted 35%. What is the sale price?

$78

400

 A $64 meal has an 18% tip. What is the total?

$75.52

400

A salesperson earns $180 commission at a 6% rate. What were the total sales?

$3,000

400

A $1,000 deposit earns 3% simple interest for 4 years. What is the total amount?

$1,120

500

A price increases from $120 to $162. What is the percent increase?

 35%

500

An item costs $80, is marked up 30%, then discounted 25%. What is the final price?

$52

500

 A $90 jacket is discounted 20%, then taxed 6%. What is the final price?

 $76.32

500

 A salesperson earns 4.5% commission on $3,600 in sales. Find the commission.

$162

500

An investment earns $90 simple interest on $500 in 3 years. Find the annual interest rate.

6%

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