Percent Increase and Decrease
Flashcard
•
Mathematics
•
7th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is percent increase?
Back
Percent increase is a measure of how much a quantity has grown relative to its original amount, expressed as a percentage. It is calculated using the formula: ((New Value - Original Value) / Original Value) * 100.
2.
FLASHCARD QUESTION
Front
What is percent decrease?
Back
Percent decrease is a measure of how much a quantity has shrunk relative to its original amount, expressed as a percentage. It is calculated using the formula: ((Original Value - New Value) / Original Value) * 100.
3.
FLASHCARD QUESTION
Front
How do you calculate the percent change?
Back
Percent change can be calculated using the formula: ((New Value - Original Value) / Original Value) * 100. This formula can be used for both percent increase and percent decrease.
4.
FLASHCARD QUESTION
Front
If a price decreases from $50 to $30, what is the percent decrease?
Back
The percent decrease is calculated as: ((50 - 30) / 50) * 100 = 40%.
5.
FLASHCARD QUESTION
Front
If a salary increases from $40,000 to $50,000, what is the percent increase?
Back
The percent increase is calculated as: ((50,000 - 40,000) / 40,000) * 100 = 25%.
6.
FLASHCARD QUESTION
Front
What is the formula to find the final amount after a percent increase?
Back
The final amount after a percent increase can be calculated using the formula: Final Amount = Original Amount + (Original Amount * Percent Increase / 100).
7.
FLASHCARD QUESTION
Front
What is the formula to find the final amount after a percent decrease?
Back
The final amount after a percent decrease can be calculated using the formula: Final Amount = Original Amount - (Original Amount * Percent Decrease / 100).
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