Adding Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number).

Front

What does the numerator in a fraction represent?

Back

The numerator indicates how many parts of the whole are being considered.

Front

What does the denominator in a fraction represent?

Back

The denominator shows the total number of equal parts the whole is divided into.

Front

How do you add fractions with the same denominator?

Back

Add the numerators together and keep the same denominator. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

Front

How do you add fractions with different denominators?

Back

Find a common denominator, convert the fractions, then add the numerators. For example, 1/2 + 1/3 = 3/6 + 2/6 = 5/6.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

What is the sum of 5/12 + 5/12?

Back

10/12.

Front

What is the sum of 4/8 + 1/8?

Back

5/8.

Front

What is the sum of 5/8 + 2/8?

Back

7/8.

Front

What is the sum of 1/2 + 1/3?

Back

5/6.