percentage and fraction
to decimals
% of a quantity
Applications
Input/Output
100

3/10

30%

100

50%

0.5

100

what percentage is 20 meters out of 100 meters?

20%

100

increase $800 by 10 %

$880.00

100

If the input is 30 and the output is 36, what is the percent increase?

Increase by 20%

200

75%

3/4

200

75%

0.75

200

what percent is 40 out of 50 marks

80% Double or nothing

200

decrease 3 m by 37%

1.89 m

200
If the input is 48 and the output is 36, what is the percent decrease?

Decrease by 25%

300

1.2

120%

300

4/100

0.04

300

what percent is 40cm out of 2 m

20%

300

Bob bought a painting for $600 and sold it for $648.  Find the profit as a percentage of the cost

8% 

300

If the input is 100 and the output is 150, what is the percent increase?

Increase by 50% or x 1.5 Double or nothing

400

300%

3

400

8%

0.08

400

what is 25% of $350.00

$87.50

400

determine the cost of a bike if 28% of it is $29.12.

$104.00 Double or nothing

400

If the input is 350 and the output is 353.5, what is the percent increase? 

An increase by 0.1% 

500

115%

23/20 Double or nothing

500

7 1/4

7.25 Double or nothing

500

6.8% of $185.00 

answer correct to the nearest cent. 

$12.58

500

Catherine raised $238.55 for the animal shelter.  If this represented 13% of all money raised that year, how much was raised in total?

$1835.00

500

If the input is 98 and the output is 109.76, what is the percent increase? 

Percent increase by 12%