FRACTIONS: Add/Subtract Mixed Numbers

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

1. Add the whole numbers together. 2. Add the fractions together. 3. If the fraction sum is improper, convert it to a mixed number.

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

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the first step in subtracting mixed numbers?

Back

Convert both mixed numbers to improper fractions if necessary.

Front

How do you subtract fractions with different denominators?

Back

Find a common denominator, convert the fractions, then subtract the numerators.

Front

What is the process to simplify a fraction?

Back

Divide the numerator and the denominator by their greatest common factor (GCF).

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you handle borrowing when subtracting mixed numbers?

Back

If the fraction of the first mixed number is smaller than the second, borrow 1 from the whole number.

Front

What is the result of 5 5/6 + 2 3/4?

Back

The result is 8 7/12.