Subtracting Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

What does it mean to subtract fractions?

Back

Subtracting fractions means finding the difference between two fractions.

Front

What is a common denominator?

Back

A common denominator is a number that is a multiple of the denominators of two or more fractions, allowing them to be compared or subtracted.

Front

How do you find a common denominator for 1/4 and 1/6?

Back

The least common denominator (LCD) of 1/4 and 1/6 is 12.

Front

What is the first step in subtracting fractions with different denominators?

Back

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

Front

If you have 1/2 - 1/3, what is the common denominator?

Back

The common denominator for 1/2 and 1/3 is 6.

Front

How do you convert 1/2 to have a denominator of 6?

Back

Multiply both the numerator and denominator by 3 to get 3/6.

Front

How do you convert 1/3 to have a denominator of 6?

Back

Multiply both the numerator and denominator by 2 to get 2/6.

Front

What is 3/6 - 2/6?

Back

3/6 - 2/6 = 1/6.

Front

What is the rule for subtracting fractions with the same denominator?

Back

When subtracting fractions with the same denominator, subtract the numerators and keep the denominator the same.