Adding & Subtracting Percents Of Quantity Worksheet Template With Answer Key
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2Name:
Adding & Subtracting Percents of Quantity
Solve each problem. Round your answer to the nearest hundredth.
A n s w e r s
1) A small bag of flour weighed 13 ounces. A large bag
13.65
was 5 percent heavier. How much does the large bag
1.
weigh?
238.95
2.
2) A loan company charged 35 percent interest on every
49.22
dollar borrowed. If a person borrowed 177 dollars,
3.
how much would they end up paying total?
36.80
4.
3) A plant was 46 centimeters tall. After a month it had
16.77
grown 7% taller. How tall was the plant after a
5.
month?
30.03
6.
4) Ned created a video that was originally 40 minutes
31.92
long, but he ended up cutting it by 8 percent. How
7.
long was his video after he cut it?
84.87
8.
5) An old cell phone battery would last for 13 hours.
The new battery lasts 29 percent longer. How long
12.10
9.
will the new battery last?
78.12
10.
6) A furniture store had a chair that cost $33. After a
few months the owner took 9% off the price. How
much is the chair now?
7) Olivia ordered a shirt online that cost her $38 total.
The package arrived late so the seller took 16% off
the price. How much did she end up paying?
8) A store was selling lawn mowers for $69. The repair
agreement is 23 percent of the price of the mower.
How much would it cost for a mower and repair
agreement?
9) An older TV screen was 11 centimeters wide. The
newer model increased the screen size by 10 percent.
How wide is the new TV screen?
10) The early version of a cell phone was 93 millimeters
thick. The current version is about 16% thinner. How
thick is the newer version?
1-10 90 80 70 60 50 40 30 20 10 0
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