Adding fractions with unlike 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 unlike denominators?

Back

Unlike denominators are when the bottom numbers of two or more fractions are different, making it necessary to find a common denominator to add or subtract them.

Front

How do you find a common denominator for 1/2 and 1/3?

Back

The common denominator for 1/2 and 1/3 is 6, as it is the least common multiple of 2 and 3.

Front

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

Back

The first step is to find a common denominator for the fractions.

Front

What is the common denominator for 3/10 and 2/5?

Back

The common denominator for 3/10 and 2/5 is 10.

Front

How do you convert 2/5 to have a denominator of 10?

Back

To convert 2/5 to have a denominator of 10, multiply both the numerator and denominator by 2, resulting in 4/10.

Front

What is the sum of 3/10 and 4/10?

Back

The sum of 3/10 and 4/10 is 7/10.

Front

What is the process to add 2/3 and 1/6?

Back

First, find a common denominator (6), convert 2/3 to 4/6, then add 4/6 and 1/6 to get 5/6.

Front

What is the sum of 1/2 and 2/5?

Back

The sum of 1/2 and 2/5 is 9/10.

Front

How do you add fractions with the same denominator?

Back

When adding fractions with the same denominator, simply add the numerators and keep the denominator the same.