Proportions and Percents
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A proportion is an equation that states that two ratios are equal. For example, if a/b = c/d, then a, b, c, and d are in proportion.
Tags
CCSS.7.RP.A.2A
2.
FLASHCARD QUESTION
Front
What is a percent?
Back
A percent is a ratio expressed as a fraction of 100. It is often used to compare a number to a whole.
3.
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 30% of 60, calculate 60 * 0.30 = 18.
Tags
CCSS.6.RP.A.3C
4.
FLASHCARD QUESTION
Front
What is the formula to find the total amount after tax?
Back
Total Amount = Original Price + (Original Price * Tax Rate). For example, for a $1,000 car with a 5% tax, Total Amount = 1000 + (1000 * 0.05) = $1,050.
Tags
CCSS.6.RP.A.3C
5.
FLASHCARD QUESTION
Front
How do you convert a fraction to a percent?
Back
6.
FLASHCARD QUESTION
Front
What is the relationship between fractions, decimals, and percents?
Back
7.
FLASHCARD QUESTION
Front
How do you find what percent one number is of another?
Back
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