Adding and Subtracting Fractions with Like Denominators

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 have like denominators?

Back

Like denominators mean that the denominators (bottom numbers) of the fractions are the same.

Front

How do you add fractions with like denominators?

Back

To add fractions with like denominators, keep the denominator the same and add the numerators.

Front

How do you subtract fractions with like denominators?

Back

To subtract fractions with like denominators, keep the denominator the same and subtract the numerators.

Front

What is the sum of 1/8 + 3/8?

Back

1/8 + 3/8 = 4/8 or 1/2.

Front

What is the difference of 5/8 - 2/8?

Back

5/8 - 2/8 = 3/8.

Front

If Connor ate 6/8 of a pizza and Kirsti ate 3/8, how much more did Connor eat?

Back

Connor ate 3/8 more than Kirsti.

Front

What is 10/24 + 4/24 in lowest terms?

Back

10/24 + 4/24 = 14/24 or 7/12.

Front

What is 4/5 - 1/5?

Back

4/5 - 1/5 = 3/5.

Front

What is the lowest term of 15/18 - 12/18?

Back

15/18 - 12/18 = 3/18 or 1/6.