Adding and Subtracting Fractions

Front

What does GCF stand for?

Back

Greatest Common Factor.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

How do you find the common denominator for 2/7 and 1/4?

Back

The common denominator for 2/7 and 1/4 is 28.

Front

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

Back

Find a common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is 3/4 + 1/2?

Back

1 1/4.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you simplify the fraction 6/12?

Back

Divide both the numerator and denominator by their GCF, which is 6, to get 1/2.

Front

What is the result of 2/4 - 1/3?

Back

2/12.

Tags

CCSS.7.NS.A.1C

Front

What is the process of adding fractions?

Back

Convert to a common denominator, add the numerators, and simplify if necessary.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the process of subtracting fractions?

Back

Convert to a common denominator, subtract the numerators, and simplify if necessary.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction.

Tags

CCSS.3.NF.A.3C