Adding & 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

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 fractions?

Back

The first step in adding fractions is to find a common denominator.

Front

What is the first step in subtracting fractions?

Back

The first step in subtracting fractions is to find a common denominator.

Front

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

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.

Front

What is the least common denominator (LCD)?

Back

The least common denominator (LCD) is the smallest number that can be used as a common denominator for two or more fractions.

Front

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

Back

The sum of 1/2 and 1/4 is 3/4.

Front

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

Back

The difference between 3/4 and 1/2 is 1/4.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common factor (GCF).