Adding and Subtracting Fractions

Front

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

Back

Numerator

Front

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

Back

Denominator

Front

What is 2/12 + 3/12?

Back

5/12

Front

What is 4/4 - 1/4?

Back

3/4

Front

What is 10 3/4 - 7 1/4?

Back

3 1/2

Front

What do you call fractions that have the same denominator?

Back

Like fractions

Front

What do you call fractions that have different denominators?

Back

Unlike fractions

Front

How do you add fractions with the same denominator?

Back

Add the numerators and keep the denominator the same.

Front

How do you subtract fractions with the same denominator?

Back

Subtract the numerators and keep the denominator the same.

Front

What is the first step to add fractions with different denominators?

Back

Find a common denominator.