Adding and Subtracting Mixed Numbers and Fractions

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

What is the first step in subtracting mixed numbers?

Back

The first step is to subtract the whole numbers, then subtract the fractions.

Front

What do you do if the fraction in subtraction is larger than the fraction being subtracted?

Back

You need to borrow 1 from the whole number to convert it into a fraction.

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 is the new numerator.

Front

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

Back

1/4 + 3/4 = 1.

Front

What is the difference between 5/6 and 1/2?

Back

5/6 - 1/2 = 1/3.

Front

How do you find a common denominator for fractions?

Back

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

Front

What is the mixed number for the improper fraction 9/4?

Back

9/4 = 2 1/4.

Front

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

Back

2 1/3 + 3 2/3 = 6.