Adding and subtracting 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

What does it mean to add fractions?

Back

Adding fractions involves combining the parts represented by the fractions to find a total.

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 3/4?

Back

The least common denominator (LCD) is 4.

Front

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

Back

Find a common denominator.

Front

What is the sum of 1/4 and 1/2?

Back

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 result of 3/5 - 1/10?

Back

1/2

Front

What is an improper fraction?

Back

An improper fraction has a numerator that is greater than or equal to its denominator.

Front

Convert the improper fraction 9/4 to a mixed number.

Back

2 1/4