Add & Subtract Mixed Numbers

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 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 over the original denominator is the fraction.

Front

What is the first step in adding mixed numbers?

Back

The first step in adding mixed numbers is to convert them to improper fractions.

Front

How do you add mixed numbers?

Back

To add mixed numbers, convert them to improper fractions, find a common denominator, add the fractions, and then convert back to a mixed number if necessary.

Front

What is the first step in subtracting mixed numbers?

Back

The first step in subtracting mixed numbers is to convert them to improper fractions.

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, convert them to improper fractions, find a common denominator, subtract the fractions, and then convert back to a mixed number if necessary.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

Front

How do you find a common denominator for 6 and 10?

Back

The least common multiple (LCM) of 6 and 10 is 30, so the common denominator is 30.

Front

What is the process for simplifying a fraction?

Back

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

Front

What is the greatest common divisor (GCD)?

Back

The greatest common divisor (GCD) is the largest number that divides two or more numbers without leaving a remainder.