What is percent change?
Percent Change

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Percent change is a way to express how much a quantity has increased or decreased relative to its original value, calculated as (new value - original value) / original value × 100%.
2.
FLASHCARD QUESTION
Front
How do you calculate percent decrease?
Back
Percent decrease is calculated using the formula: ((original value - new value) / original value) × 100%.
3.
FLASHCARD QUESTION
Front
How do you calculate percent increase?
Back
Percent increase is calculated using the formula: ((new value - original value) / original value) × 100%.
4.
FLASHCARD QUESTION
Front
If a price goes from $50 to $40, what is the percent change?
Back
Decrease 20%.
5.
FLASHCARD QUESTION
Front
If a population increases from 200 to 250, what is the percent change?
Back
Increase 25%.
6.
FLASHCARD QUESTION
Front
What does a percent change of 0% indicate?
Back
A percent change of 0% indicates that there has been no change in the value.
7.
FLASHCARD QUESTION
Front
If a student scored 80 on a test and then scored 90 on the next test, what is the percent increase?
Back
Increase 12.5%.
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