Adding Mixed Numbers and Subtracting Mixed Numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/3.

Front

How do you add mixed numbers?

Back

To add mixed numbers, first add the whole numbers, then add the fractions. If the fraction sum is improper, convert it to a mixed number.

Front

What is the first step when subtracting mixed numbers?

Back

Write the numbers vertically, or on top of each other.

Front

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder over the denominator is the fraction.

Front

What is the sum of 3 1/4 and 2 2/5?

Back

The sum is 5 9/20.

Front

What is the difference between 5 1/2 and 2 3/4?

Back

The difference is 2 3/4.

Front

How do you find a common denominator for fractions?

Back

List the multiples of each denominator and find the least common multiple (LCM).

Front

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

Back

The sum is 5/6.

Front

How do you subtract fractions with different denominators?

Back

Find a common denominator, convert the fractions, then subtract the numerators.

Front

What is the result of 4 - 3 2/6?

Back

The result is 2/3.