What is a percent?
Percents "Consumer Math" Practice/Review

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•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.
2.
FLASHCARD QUESTION
Front
How do you calculate a percentage of a number?
Back
To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, 25% of 200 is 200 x 0.25 = 50.
3.
FLASHCARD QUESTION
Front
What does 'discount' mean in consumer math?
Back
A discount is a reduction in the price of an item, often expressed as a percentage.
4.
FLASHCARD QUESTION
Front
If an item costs $50 and has a 20% discount, how much do you save?
Back
You save $10. (20% of $50 = $10)
5.
FLASHCARD QUESTION
Front
What is simple interest?
Back
Simple interest is calculated on the principal amount only, not on the interest accrued over time.
6.
FLASHCARD QUESTION
Front
How do you calculate simple interest?
Back
Simple Interest = Principal x Rate x Time. For example, for $1000 at 5% for 3 years: $1000 x 0.05 x 3 = $150.
7.
FLASHCARD QUESTION
Front
What is depreciation?
Back
Depreciation is the reduction in the value of an asset over time, often expressed as a percentage.
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