CYU #13: Fraction Operations (with negatives!)

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean to find a common denominator?

Back

Finding a common denominator means identifying a number that can be used as a denominator for two or more fractions to make them easier to add or subtract.

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the result of (-1/2) + (-5/4)?

Back

-7/4

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together.

Front

What is the product of (-2/3) and (3/4)?

Back

-1/2

Front

What is the result of -3 ¼ + ½?

Back

-2 ¾

Front

How do you subtract fractions?

Back

To subtract fractions, find a common denominator, convert the fractions, and then subtract the numerators.