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 proper fraction, such as 2 1/2.

Front

How do you add mixed numbers with like denominators?

Back

To add mixed numbers with like denominators, first add the whole numbers together, then add the fractions together, and if necessary, convert the result into a mixed number.

Front

What is the process for subtracting mixed numbers with like denominators?

Back

To subtract mixed numbers with like denominators, subtract the whole numbers, then subtract the fractions, and convert to a mixed number if needed.

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 9/4.

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that sum over the original denominator.

Front

What is the sum of 3 7/9 and 1 8/9?

Back

The sum is 5 15/9, which simplifies to 6 2/3.

Front

What is the result of 7 5/8 + 4 4/8?

Back

The result is 12 1/8.

Front

What is the sum of 6 2/5 and 4 1/5?

Back

The sum is 10 3/5.

Front

How do you simplify the fraction 12/8?

Back

To simplify 12/8, divide both the numerator and denominator by their greatest common divisor, which is 4, resulting in 3/2.

Front

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

Back

The result is 7 2/3.