Adding and Subtracting Fractions

Front

What is the result of 4 1/5 - 2 4/5?

Back

1 2/5

Front

What is the result of 6 1/4 - 3 3/4?

Back

2 2/4

Front

What is the result of 4 2/6 - 2 5/6?

Back

1 3/6

Front

What must be the same before adding or subtracting fractions?

Back

Denominator

Front

What is the result of 4 3/12 - 3 8/12?

Back

7/12

Front

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

Back

Multiply the whole number by the denominator and add the numerator.

Front

What is the first step in adding or subtracting fractions with different denominators?

Back

Find a common denominator.

Front

What is a common denominator?

Back

A common multiple of the denominators of two or more fractions.

Front

How do you simplify a fraction?

Back

Divide the numerator and denominator by their greatest common divisor (GCD).

Front

What is the greatest common divisor (GCD)?

Back

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