Percent Change
Percent Error
Markup and Markdown
Final Jeopardy
100

Original quantity 100

New quantity 106 

What is the percent change?

6%

100

Melissa estimated she would read 250 pages last week. She read 290 pages. What is the percent error of Melissa's estimate? Round to nearest percent. 

14%

100

Karen bought a DVD player for $153.77. It was originally $175.90. Find the percent markdown rounded to the nearest percent. 

13%

100

Edward wants to buy a snowboard that is on sale. The snowboard is $180 and is 30% off. If the sales tax in Edward's state is 7.5%, how much will he pay for his board. 

$135.45

200

Original quantity 10

New quantity 16

What is the percent change?

60%

200

Bryson estimated that the attendance at the Kokomo Wildkats game was 3,000. It was actually 3,296. What is the percent error of Bryson's estimate? Round to the nearest percent.

9%

200

An item costs $4 before tax. After tax, it was $4.32. What is the sales tax

8%

300

Original quantity 50

New quantity 56

What is the percent change?

12%

300

Hank buys a used car for $7200 and plans to resell it. What is the final price after a 15% markup?

$8280

400

Kevin's tennis team won 8 matches last month and 10 matches this month. What was the percent change  in games the team won? 

25%

500

Craig likes to collect records. Last year he had 10 records, this year he had 12. What is the percent change? 

20%

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