Add & 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

What does it mean to add fractions?

Back

Adding fractions involves finding a common denominator and then adding the numerators while keeping the denominator the same.

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 added or subtracted.

Front

How do you find the greatest common factor (GCF)?

Back

The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

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

Back

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

Front

What is the process for subtracting fractions?

Back

Subtracting fractions involves finding a common denominator, subtracting the numerators, and keeping the denominator the same.

Front

How do you simplify a fraction?

Back

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

Front

What is an example of adding fractions?

Back

Example: 1/4 + 1/2 = 1/4 + 2/4 = 3/4.

Front

What is an example of subtracting fractions?

Back

Example: 3/4 - 1/2 = 3/4 - 2/4 = 1/4.

Front

What is the result of 3/5 + 1/4?

Back

The result is 17/20.