General Info
Representations
Percent Problems
Percent of Change
100

This word, describing a particular ratio, is actually two Latin words which together translate directly to "Out of 100".

Percent

100

What is 0.23 when written as a percent?

23%

100

What is 50% of 10?

5

100

Sammy the Sneaky Spider spun 1/5 mile of sneaky spider silk on Saturday.  He then spun another 1/6 mile of sneaky spider silk on Sunday.  Was this a 16.7% increase or a 16.7% decrease for Sammy?

16.7% decrease

200

What do we more specifically refer to a Percent of Change as if the value has gone up?

Percent Increase

200

What is 0.3 when written as a percent?

30%

200

What is 10% of 50?

5

200

Gabe's rocket flew 120m on its initial flight. It then flew 360m on its second flight.  What was the rocket's percent change between flights?

200% increase

300

What is missing from the following proportion?

(part)/(whol e) = (percent)/( ? )

100

300

What is 3.5% when written as a decimal?

0.035

300

25 is what percent of 500?

5%

300

Which of the following scenarios offers a greater percent change? (Ignore whether it was an increase or decrease.)

A)  Going from 20 to 50

B)  Going from 50 to 20


A

Going from 20 to 50 represents a 150% change, while going from 50 to 20 represents only a 60% change.

400

When used as part of a math word problem, the word "of" almost always corresponds to what?

Multiplication

400

What is

9/8

 as a percent?

112.5%

400

36 is 40% of what?

90

400

Hampton Falls had a population of 2,236 in 2010.

The town had a population of 2,403 in 2020.

Rounded to the nearest tenth of a percent, what was the percent change over the most recent decade?

7.5% increase

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