Subtracting Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean to subtract fractions?

Back

Subtracting fractions means finding the difference between two fractions.

Front

How do you subtract fractions with different denominators?

Back

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

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

What is the first step in subtracting 11/12 - 1/8?

Back

The first step is to find a common denominator for 12 and 8, which is 24.

Front

What is 11/12 converted to a fraction with a denominator of 24?

Back

11/12 is converted to 22/24.

Front

What is 1/8 converted to a fraction with a denominator of 24?

Back

1/8 is converted to 3/24.

Front

What is the result of 22/24 - 3/24?

Back

The result is 19/24.

Front

How do you convert mixed numbers to improper fractions?

Back

Multiply the whole number by the denominator and add the numerator. Place this result over the original denominator.

Front

Convert 4 7/12 to an improper fraction.

Back

4 7/12 = (4*12 + 7)/12 = 55/12.