Adding & Subtracting Percents Of Quantity Worksheet Template With Answer Key
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3Name:
Adding & Subtracting Percents of Quantity
Solve each problem. Round your answer to the nearest hundredth.
A n s w e r s
1) The bill at an electronics store was $52 before tax.
54.60
Tax is 5 percent. What is the total price with tax?
1.
47.70
2.
2) An older TV screen was 45 centimeters wide. The
101.92
newer model increased the screen size by 6%. How
3.
wide is the new TV screen?
72.52
4.
3) A store was selling lawn mowers for $91. The repair
34.00
agreement is 12 percent of the price of the mower.
5.
How much would it cost for a mower and repair
agreement?
11.50
6.
4) A large candy bar was 98 calories. The smaller candy
30.34
bar has 26% less calories. How many calories does
7.
the smaller candy bar have?
17.44
8.
5) Debby ordered a shirt online that cost her $40 total.
99.68
The package arrived late so the seller took 15% off
9.
the price. How much did she end up paying?
12.00
10.
6) An old cell phone battery would last for 10 hours.
The new battery lasts 15% longer. How long will the
new battery last?
7) A furniture store had a chair that cost $37. After a
few months the owner took 18 percent off the price.
How much is the chair now?
8) A plant was 16 centimeters tall. After a month it had
grown 9% taller. How tall was the plant after a
month?
9) The early version of a cell phone was 112 millimeters
thick. The current version is about 11% thinner. How
thick is the newer version?
10) At a restaurant a meal used to cost $10, but a new
owner decided to raise the price by 20%. How much
does the meal cost now?
Math
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