Add and Subtract 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

How do you add fractions with different denominators?

Back

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

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest number that can be a common multiple of the denominators of two or more fractions.

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have the same denominator, then subtract the numerators and keep the denominator the same.

Front

What is the first step in adding fractions?

Back

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

Front

Solve: 1/2 + 1/4. What is the answer?

Back

3/4.

Front

Solve: 3/5 - 1/5. What is the answer?

Back

2/5.

Front

What is the process to simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common factor.

Front

Solve: 2/3 + 1/6. What is the answer?

Back

5/6.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.