Adding 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 1/2.

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

How do you subtract mixed numbers?

Back

To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If the fraction from the first mixed number is smaller, borrow from the whole number.

Front

What is the first step in adding 6 2/5 + 4 1/5?

Back

Add the whole numbers: 6 + 4 = 10.

Front

What is the second step in adding 6 2/5 + 4 1/5?

Back

Add the fractions: 2/5 + 1/5 = 3/5.

Front

What is the result of 6 2/5 + 4 1/5?

Back

10 3/5.

Front

What is the first step in subtracting 6 3/4 - 4 1/4?

Back

Subtract the whole numbers: 6 - 4 = 2.

Front

What is the second step in subtracting 6 3/4 - 4 1/4?

Back

Subtract the fractions: 3/4 - 1/4 = 2/4.

Front

What is the result of 6 3/4 - 4 1/4?

Back

2 2/4 or 2 1/2.

Front

What does the model represent if it shows 1 whole and 3/8?

Back

The model represents the mixed number 1 3/8.