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 is the numerator in a fraction?

Back

The numerator is the top number in a fraction that indicates how many parts are being considered.

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number in a fraction that indicates how many equal parts the whole is divided into.

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 6/3.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, like 1 2/3.

Front

How do you add fractions with the same denominator?

Back

When adding fractions with the same denominator, you only add the numerators and keep the denominator the same.

Front

What is the sum of 1/3 + 2/3?

Back

1/3 + 2/3 = 3/3 = 1.

Front

What is the result of 1 - 3/5?

Back

1 - 3/5 = 2/5.

Front

What is the first step in adding mixed numbers like 1 1/3 + 2 1/3?

Back

Convert the mixed numbers to improper fractions before adding.

Front

What is the sum of 1 1/3 + 2 1/3?

Back

1 1/3 + 2 1/3 = 3 2/3.