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Adding & Subtracting Percents of Quantity Name: Solve each problem. Round your answer to the nearest hundredth. 1) A restaurant bill was $49 after tax. If you wanted to leave a 16 percent tip, how much should you leave total? 2) A large candy bar was 146 calories. The smaller candy bar has 28 percent less calories. How many calories does the smaller candy bar have? 3) Megan's hair was 35 centimeters long. Over summer though she cut off 14%. How long was her hair after the haircut? 4) A small bag of flour weighed 25 ounces. A large bag was 5% heavier. How much does the large bag weigh? 5) A plant was 46 centimeters tall. After a month it had grown 20% taller. How tall was the plant after a month? Answers 1. 56.84 2. 105.12 3. 30.10 4. 26.25 5. 55.20 6. 40.94 7. 33.60 8. 16.05 9. 93.94 10. 33.60 6) A video game was $46. This weekend the game will be marked 11% off. How much is the game this weekend? 7) A furniture store had a chair that cost $42. After a few months the owner took 20 percent off the price. How much is the chair now? 8) An old cell phone battery would last for 15 hours. The new battery lasts 7 percent longer. How long will the new battery last? 9) A store was selling lawn mowers for $77. The repair agreement is 22 percent of the price of the mower. How much would it cost for a mower and repair agreement? 10) Bianca ordered a shirt online that cost her $40 total. The package arrived late so the seller took 16 percent off the price. How much did she end up paying? Math www.CommonCoreSheets.com 9 1-10 90 80 70 60 50 40 30 20 10 0 Adding & Subtracting Percents of Quantity Name: Answer Key Solve each problem. Round your answer to the nearest hundredth. 1) A restaurant bill was $49 after tax. If you wanted to leave a 16 percent tip, how much should you leave total? 2) A large candy bar was 146 calories. The smaller candy bar has 28 percent less calories. How many calories does the smaller candy bar have? 3) Megan's hair was 35 centimeters long. Over summer though she cut off 14%. How long was her hair after the haircut? 4) A small bag of flour weighed 25 ounces. A large bag was 5% heavier. How much does the large bag weigh? 5) A plant was 46 centimeters tall. After a month it had grown 20% taller. How tall was the plant after a month? Answers 1. 56.84 2. 105.12 3. 30.10 4. 26.25 5. 55.20 6. 40.94 7. 33.60 8. 16.05 9. 93.94 10. 33.60 6) A video game was $46. This weekend the game will be marked 11% off. How much is the game this weekend? 7) A furniture store had a chair that cost $42. After a few months the owner took 20 percent off the price. How much is the chair now? 8) An old cell phone battery would last for 15 hours. The new battery lasts 7 percent longer. How long will the new battery last? 9) A store was selling lawn mowers for $77. The repair agreement is 22 percent of the price of the mower. How much would it cost for a mower and repair agreement? 10) Bianca ordered a shirt online that cost her $40 total. The package arrived late so the seller took 16 percent off the price. How much did she end up paying? Math www.CommonCoreSheets.com 9 1-10 90 80 70 60 50 40 30 20 10 0 Adding & Subtracting Percents of Quantity Name: Solve each problem. Round your answer to the nearest hundredth. Answers 56.84 40.94 30.10 93.94 33.60 1. 26.25 16.05 33.60 105.12 55.20 2. 3. 1) A restaurant bill was $49 after tax. If you wanted to leave a 16 percent tip, how much should you leave total? 4. 5. 2) A large candy bar was 146 calories. The smaller candy bar has 28 percent less calories. How many calories does the smaller candy bar have? 3) Megan's hair was 35 centimeters long. Over summer though she cut off 14%. How long was her hair after the haircut? 6. 7. 8. 4) A small bag of flour weighed 25 ounces. A large bag was 5% heavier. How much does the large bag weigh? 9. 10. 5) A plant was 46 centimeters tall. After a month it had grown 20% taller. How tall was the plant after a month? 6) A video game was $46. This weekend the game will be marked 11% off. How much is the game this weekend? 7) A furniture store had a chair that cost $42. After a few months the owner took 20 percent off the price. How much is the chair now? 8) An old cell phone battery would last for 15 hours. The new battery lasts 7 percent longer. How long will the new battery last? 9) A store was selling lawn mowers for $77. The repair agreement is 22 percent of the price of the mower. How much would it cost for a mower and repair agreement? 10) Bianca ordered a shirt online that cost her $40 total. The package arrived late so the seller took 16 percent off the price. How much did she end up paying? Math Modified www.CommonCoreSheets.com 9 1-10 90 80 70 60 50 40 30 20 10 0