What is a ratio?
Ratios and Proportions

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•
Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A ratio is a comparison of two quantities by division, expressed as 'a to b' or a:b.
2.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A proportion is an equation that states that two ratios are equal.
3.
FLASHCARD QUESTION
Front
How do you simplify a ratio?
Back
To simplify a ratio, divide both terms by their greatest common divisor (GCD).
4.
FLASHCARD QUESTION
Front
What is the cross-multiplication method?
Back
Cross-multiplication is a method used to solve proportions by multiplying the numerator of one ratio by the denominator of the other.
5.
FLASHCARD QUESTION
Front
Back
6.
FLASHCARD QUESTION
Front
What is the simplest form of the ratio 6:3?
Back
The simplest form is 2:1.
7.
FLASHCARD QUESTION
Front
How do you find the missing value in a proportion?
Back
Set up the proportion and use cross-multiplication to solve for the missing value.
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