Add and Subtract Fractions

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

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is 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

What is the first step in adding 1/3 and 5/12?

Back

The first step is to find a common denominator, which for 3 and 12 is 12.

Front

What is the sum of 1/3 and 5/12?

Back

The sum is 3/4.

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have a common denominator, then subtract the numerators.

Front

What is the sum of 3/5 and 7/10?

Back

The sum is 13/10.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

Front

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

Back

The sum is 7/6.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/8.