Subtracting Fractions

Front

What is subtracting fractions?

Back

Subtracting fractions involves finding the difference between two fractions. To do this, you need a common denominator.

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

How do you find a common denominator for 1/2 and 1/8?

Back

The least common denominator (LCD) of 2 and 8 is 8. Convert 1/2 to 4/8 to subtract.

Front

What is 11/12 - 1/8?

Back

19/24

Front

What is 15/16 - 12/16?

Back

3/16

Front

What is 1/2 - 1/8?

Back

3/8

Front

What must you have to add and subtract fractions?

Back

Common denominators.

Front

What is 3/10 - 1/5?

Back

1/10

Front

How do you subtract fractions with different denominators?

Back

Find a common denominator, convert the fractions, then subtract the numerators.

Front

What is the first step in subtracting fractions?

Back

Identify a common denominator.