Adding Fractions with Common 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 a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted easily.

Front

How do you add fractions with the same denominator?

Back

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

Front

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

Back

6/3 or 2.

Front

What is the sum of 8/9 + 8/9 + 8/9?

Back

24/9 or 2 2/9.

Front

What is the sum of 2/8 + 2/8 + 2/8 + 2/8 + 2/8 + 2/8 + 2/8 + 2/8?

Back

16/8 or 2.

Front

What is the result of multiplying a fraction by a whole number?

Back

To multiply a fraction by a whole number, multiply the numerator by the whole number and keep the denominator the same.

Front

What is 2/9 x 5?

Back

10/9 or 1 1/9.

Front

What is the sum of 6/9 + 6/9 + 6/9 + 2/9?

Back

20/9 or 2 2/9.

Front

What is the first step in adding fractions?

Back

Ensure the fractions have a common denominator.