What is a percent change?
Percents, Percents, Percents!!

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•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Percent change is a measure of how much a quantity has increased or decreased relative to its original value, expressed as a percentage.
2.
FLASHCARD QUESTION
Front
How do you calculate percent decrease?
Back
Percent decrease is calculated by taking the difference between the original value and the new value, dividing by the original value, and then multiplying by 100.
3.
FLASHCARD QUESTION
Front
What is the formula for calculating percent increase?
Back
Percent increase is calculated using the formula: ((New Value - Original Value) / Original Value) * 100.
4.
FLASHCARD QUESTION
Front
What is 19% of 50?
Back
19% of 50 is calculated by multiplying 50 by 0.19, which equals 9.5.
5.
FLASHCARD QUESTION
Front
How do you find the sale price after a percent discount?
Back
To find the sale price after a percent discount, subtract the discount amount (original price multiplied by the discount percentage) from the original price.
6.
FLASHCARD QUESTION
Front
What is the original price if the sale price is $29.99 after a 50.5% decrease?
Back
To find the original price, divide the sale price by (1 - percent decrease). In this case, Original Price = $29.99 / (1 - 0.505) = $60.64.
7.
FLASHCARD QUESTION
Front
How do you convert a percentage to a decimal?
Back
To convert a percentage to a decimal, divide the percentage by 100.
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