Adding and Subtracting Mixed Numbers with Like Denominators

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 with like denominators?

Back

To add mixed numbers with like denominators, add the whole numbers together and then add the fractions together. If the fraction sum is improper, convert it to a mixed number.

Front

What is the first step in subtracting mixed numbers with like denominators?

Back

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

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

Front

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

Back

The sum is 4.

Front

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

Back

The difference is 2.

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 over the original denominator.

Front

What is the result of adding 2 2/5 and 1 3/5?

Back

The result is 4.

Front

If you have 5/8 and you add 3/8, what do you get?

Back

You get 1 (or 8/8).

Front

What is the process for subtracting 4 1/3 from 5 1/3?

Back

Subtract the whole numbers (5 - 4 = 1) and then subtract the fractions (1/3 - 1/3 = 0). The answer is 1.