Adding Fractions Uncommon Denominator

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.

Front

How do you find a common denominator for 2/3 and 3/4?

Back

The least common multiple (LCM) of 3 and 4 is 12, so 12 is a common denominator.

Front

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

Back

Find a common denominator for the fractions.

Front

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

Back

7/6

Front

Can you add fractions with different denominators directly?

Back

No, you cannot add fractions with unlike denominators without finding a common denominator first.

Front

What is the least common multiple (LCM) of 3 and 4?

Back

The LCM of 3 and 4 is 12.

Front

What is the sum of 1/5 and 5/6?

Back

The sum is 37/30.

Front

What is the common denominator for 1/5 and 5/6?

Back

The common denominator is 30.

Front

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

Back

Convert both fractions to have a common denominator, then add the numerators.