What is a percent?
Percent Proportions

Flashcard
•
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, to find 20% of 50, calculate 50 * 0.20 = 10.
3.
FLASHCARD QUESTION
Front
What is the formula to find the whole when given a part and a percent?
Back
The formula is: Whole = Part / (Percent / 100). For example, if 30 is 20% of a number, the whole is 30 / (20 / 100) = 150.
4.
FLASHCARD QUESTION
Front
What does it mean if 40% of a number is 80?
Back
It means that 80 is 40% of some whole number. To find the whole, use the formula: Whole = 80 / (40 / 100) = 200.
5.
FLASHCARD QUESTION
Front
How do you convert a fraction to a percent?
Back
To convert a fraction to a percent, divide the numerator by the denominator and then multiply by 100. For example, 1/4 = (1 ÷ 4) * 100 = 25%.
6.
FLASHCARD QUESTION
Front
What is the relationship between percentages, fractions, and decimals?
Back
Percentages, fractions, and decimals are different ways to represent the same value. For example, 50% = 0.5 = 1/2.
7.
FLASHCARD QUESTION
Front
If a student scores 18 out of 24 on a test, what is their percentage score?
Back
Percentage score = (18 / 24) * 100 = 75%.
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