Adding & Subtracting Fractions with UNLIKE Denominators

Front

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

Back

Find a common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What do you do with the numerators when adding fractions?

Back

You add the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What do you do with the numerators when subtracting fractions?

Back

You subtract the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the process of reducing a fraction to its simplest form called?

Back

Simplifying.

Front

If you have the fractions 1/4 and 1/6, what is the least common denominator?

Back

12.

Front

How do you convert fractions to have a common denominator?

Back

Multiply the numerator and denominator of each fraction by the same number to make the denominators equal.

Front

What is the result of adding 1/3 and 1/4?

Back

7/12 after finding a common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the result of subtracting 2/5 from 3/10?

Back

-1/10 after finding a common denominator.

Tags

CCSS.7.NS.A.1C

Front

When adding or subtracting mixed numbers, what should you do first?

Back

Convert them to improper fractions.

Tags

CCSS.7.NS.A.1C

Front

What is the best common denominator for the fractions 1/2 and 5/6?

Back

6.