# Algebra 1 Companion Book, Vol 1 – Summer Edition

2.2 Review Worksheet, Part 2 (continued)

2.2.5 Percent Increase and Decrease

Find each percent change. Tell whether it is a percent increase or decrease. 8. 50 to 60 9. 4 to 3 10. 96 to 84

11. 9 to 45

12. 32 to 30

13. 15 to 19.5

14. 150 to 180

15. 17 to 14.45

16. 20 to 15

17. 265 to 318

18. 35 to 105

19. 300 to 275

20. Find the result when 24 is increased by 75%.

21. Find the result when 240 is increased by 5%.

22. Find the result when 30 is decreased by 85%.

23. Find the result when 8 is decreased by 5%.

24. The cost of Hisako’s school supplies was \$49.80. She had a coupon for 30% off the entire purchase. What was the final price?

25. With the purchase of 10 greeting cards, Addie received a discount. She paid \$26.35 for the cards that would normally have cost \$31. What percent discount did Addie receive?

26. Irma sells boxing gloves in her sporting goods store for a 9% markup over the manufacturer’s cost of \$40. What is the selling price of the gloves?

27. Bottled water in a certain vending machine costs \$1.50. This price is a markup from the wholesale cost of \$0.20. What is the markup as a percent?

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