Adding and 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 add fractions?

Back

Adding fractions means combining parts of a whole. To add fractions, they must have the same denominator.

Front

What does it mean to subtract fractions?

Back

Subtracting fractions means taking one part away from another. Like addition, the fractions must have the same denominator.

Front

How do you find a common denominator?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions you want to add or subtract.

Front

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

Back

1/4 + 1/4 = 2/4, which simplifies to 1/2.

Front

What is the difference between 3/4 and 1/4?

Back

3/4 - 1/4 = 2/4, which simplifies to 1/2.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 5/4.

Front

What is a mixed number?

Back

A mixed number combines a whole number and a fraction, like 1 1/4.

Front

How do you convert an improper fraction to a mixed number?

Back

To convert, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.

Front

What is the sum of 4/4 and 3/4?

Back

4/4 + 3/4 = 7/4.