Percent of Change
Sales Tax
Percent Proportion
Percent of a Number
Simple Interest
100
Original: $55.25, New: $22.35
59.5% Decrease
100
$300 back pack, 7% tax. What is the total cost of the item?
$321
100
What is the equation for percent proportion?
is/of = %/100
100
What is 5% of 100?
5
100
$2000, 2.5%, 4 years What is the interest?
$200
200
Original: 305 trees, New: 210 trees
31.1% decrease
200
$10 Taylor Swift CD, 9% tax, what is the total cost?
$10.90
200
What percent of $15 is $9?
60%
200
What is 12% of 15?
1.8
200
$440, 3%, 10 years What is the simple interest?
$132
300
Original: $200, New: $425
113% Increase
300
$50 Bears Tickets, 8% tax. What is the total cost of the tickets?
$54
300
What percet of 450 is 50?
11.1%
300
What is 6% of 222?
13.32
300
$870, 4.5%, 2 years What is the simple interest?
$ 78.30
400
Original amount: $23, New amount: $29
26% increase
400
$45 video game, 8.5% tax What is the total cost of the item?
$48.83
400
80 is 75% of what number?
106.67
400
What is 15.5% of 586
90.83
400
$300, 3.5%, 6 months What is the simple interest?
$5.25
500
Original amount: $56 New amount: $83
48.2% increase
500
$1500 TV, 12.3% Tax What is the total cost of the item
$1684.50
500
92 is 77% of what number?
119.48
500
What is 12.5% of 432
54
500
$689, 2.2%, 7 months What is the simple interest?
$8.84
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