Adding and Subtracting Fractions with Unlike Denominators

Front

What is a quick and reliable way to make equivalent fractions when adding or subtracting two fractions with unlike denominators?

Back

Multiply the bottom and the top by the opposite denominator.

Front

What is the top number of a fraction called?

Back

Numerator.

Front

What is the bottom number of a fraction called?

Back

Denominator.

Front

How do you add fractions with unlike denominators?

Back

Find a common denominator, convert the fractions, and then add the numerators.

Front

What is an equivalent fraction?

Back

Fractions that represent the same value, even though they have different numerators and denominators.

Front

Back

Front

Back

Front

Back

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

Front

What does it mean to simplify a fraction?

Back

To reduce a fraction to its simplest form, where the numerator and denominator have no common factors.

Front

What is a mixed number?

Back

A number that consists of a whole number and a proper fraction.