Percent Basics
Percent of Change
Tax, Tip, & Commision
Markup & Discounts
Simple Interest & Error
100

Oscar made 28 out of 35 field goals. What percent did he make?

80%

100

There were 120 students last year and 138 this year. What is the percent increase?

15%

100

Mr. Vickers earns 7.5% commission on $54,620. How much commission did he earn?

$4,096.50

100

Wholesale $1,215.80; markup 30%. What’s the selling price?

$1,580.54

100

Tyler deposits $5,000 at 3.25% for 3 years. What’s the total value?

Tyler deposits $5,000 at 3.25% for 3 years. What’s the total value?

200

What number is 22.5% of 80?

18

200

Tyrese had 35 tickets and now has 28. What is the percent decrease?

20%

200

Katrina wants $600 commission at 7.5%. What must her sales be?

$8,000

200

Store buys fishing rod for $24.50, sells for $31.85. Percent markup?

30%

200

Find the interest: $3,200, 2%, 4 years.

$256

300

There are 15 club members now. Ming wants 140% of that number by summer. How many members is that?

21 Members

300

From Week 1 (40 sit-ups) to Week 2 (44), what is the percent increase?

10%

300

Petra’s total is $75.99. Shipping is $5.95 or 7.5%—whichever is greater. How much shipping does she pay?

$5.70 vs $5.95 → $5.95

300

Sale: 18% off. What is sale price of $55.43 item?

$45.45

300

Find the interest: $1,950, 3.5%, 4 years.

$273

400

1.5 is 0.2% of what number?

750

400

From Week 2 (44) to Week 3 (47), what is the percent increase?

6.8%

400

Nick’s binoculars cost $155.75; sales tax 6.5%. What’s his total cost?

$165.86

400

Washing machine 30% off; sale price $395.49. What was the original price?

$564.99

400

Ling paid $1.15 tax on $18.40. What is the sales tax rate?

6.25%

500

If 30 is 12% of a number, what is the number?

250

500

A sweater originally cost $48. It is now on sale for $36. What is the percent decrease in the price?

25%

500

A hotel stay costs $1,170 before tax. City tax is 12%. What’s the total?

$1,310.40

500

$849.50 regular price is discounted 20%. What is the sale price?

$679.60

500

Texas has 254 counties. Pedro guessed 250. What is the percent error?

1.6%

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