Add and Subtract Fractions

Front

What is the number on the top of a fraction called?

Back

Numerator

Front

What must you have to add and subtract fractions?

Back

Common denominators

Front

Back

Front

Back

Front

Back

Front

What is the number on the bottom of a fraction called?

Back

Denominator

Front

What is an equivalent fraction?

Back

Front

How do you find a common denominator for two fractions?

Back

Multiply the denominators or find the least common multiple (LCM).

Front

What is the first step in adding fractions with different denominators?

Back

Find a common denominator.

Front

What is the result of adding fractions with the same denominator?

Back

Add the numerators and keep the denominator the same.