Percents, Decimals, Fractions
Percent of a Number
Proportions
Equations
Percent increase/decrease
100
Write 65/100 as a percent.
65%
100
What does "of" mean to do in this problem: Find 72% of 61.
multiply
100
What number always stays the same in a proportion?
100 because percent ALWAYS means out of 100.
100
What does an equation always include?
variable and an equal sign
100
What does Discount mean?
You are paying less than what you started.
200
Write 65% as a decimal and a fraction in simplest form.
0.65, 13/20
200
Find 10% of 65
6.5
200
Use a proportion to solve...What percent of 40 is 28?
70%
200
Use and equation to solve...96% of what number is 24?
096X = 24; 25
200
What does Mark up mean?
When you are paying more than what the original person paid.
300
Write 1.8% as a decimal and fraction in simplest form.
0.018, 9/500
300
Find 83% of 54.
44.82
300
Use a proportion to solve...38 is 80% of what number?
47.5
300
Use an equation to solve...50.4 is 36% of what number?
50.4 = 0.36x; 140
300
Find the percent of change (include if its a increase or decrease). $90 to $75
16.7% decrease
400
How would you display 27% on a 10 x 10 grid?
You would color in 27 squares out of the 100 squares created from the 10 x 10 grid.
400
Find 135% of 72.
97.2
400
Use a proportion to solve...The price of a new version of a computer game is 120% f the price or the original version. The original version cost $48. What is the cost of the new version?
$57.60
400
A plane flies with 54% of its seats empty. If 81 seats are empty, what is the total number of seats on the plane?
150 seats
400
Find the percent of change (include if its a increase or decrease). 3.5 ft to 4.2 ft
20% increase
500
Order from least to greatest. 3/10, -0.74, 29%, -11/25
-0.74, -11/25, 29%, 3/10
500
Which expression will NOT help you find the price of a $60 item on sale for 25% off? A. 60- 0.25(60) B. 0.75(60) C. 60 (1-0.25) D. 60-0.75(60)
D
500
You plant 400 tomato plants in your garden. 23 of the tomato plans contain bugs. What percent of your tomato plants do not contain bugs?
94.25%
500
You make 72 cookies for the bake sale. This is 20% of the cookies at the bake sale. How many cookies are at the bake sale?
360 cookies
500
The sale price of a game is $24.95. It's original price was $36.00. Find the percent of change. Round to the nearest percent.
31% decrease
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