Conversions
Applications
Simple Interst and Commission
Percentage Change
Finding a Percentage of a Quantity
100
Convert 0.6 to a percentage
60%
100

You get a 20% discount on a t-shirt that has a marked price of $100. How much did you pay?

$80 .

100
You sell $100 worth of pens and receive a 15% commission. What is your commission?
$15
100
Increase 100 by 10%
110
100
30% of 100
30
200
Convert 1/10 to a percentage
10%
200

You decide to donate 10% of your allowance to a charity. If your allowance is $550., how much will you donate?

$55

200

Jan sold $150,000 worth of scarves and received a 20% commission. What was Jan's commission?

$30,000

200
Decrease 90 by 10%
81
200
10% of 90
9
300
Convert .04 to a percentage
4%
300
A microwave cost $75, but it is on sale for 40% off. What is the sale price?
$45
300
Raj's puts $4000 in the bank. His money earns 5% simple interest. How much money does Raj have in the bank after 1 year?
$4200
300
Increase 10 by 35%
13.5
300
50% of 300
150
400
Convert 2/5 to a percentage
40%
400

A bag has 80 marbles in it. There are 20 green marbles, 30 blue marbles, 10 yellow marbles, and 20 purple marbles. What percentage of the bag is purple marbles?

25%

400

Juanita earns a salary of $40,000 per year. In addition, she earns a 2% commission on all paper products she sells. If Juanita sells $100,000 worth of paper products each year, then how much does she make total per year?

$42,000

400
Decrease $5 by 15%
$4.25
400
3% of 7
.21
500
Convert 123.5% to a decimal
1.235
500

In order to borrow enough money to buy the home she chose, Sally needs to have 28% of the cost of the home. If the home cost $425,000, how much did she need to have?

$119,000

500
Jasmine invested $5000 in Balloons Inc. Every year her investment earns 5% simple interest. How much money is her investment worth in 9 years?
9 yrs of interest = $2250 Total investment worth= $5000+$2250 = $7250
500

Increase $70  by 42%

$99.40

500
8% of 1600
128
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