Adding/Subtracting Fractions w/ Common Denominators

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.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you add fractions with common denominators?

Back

To add fractions with common denominators, keep the denominator the same and add the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Back

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.7.NS.A.1C

Front

How do you subtract fractions with common denominators?

Back

To subtract fractions with common denominators, keep the denominator the same and subtract the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Back

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.7.NS.A.1C

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms by dividing the numerator and denominator by their greatest common factor.

Front

What is the first step in adding or subtracting fractions?

Back

The first step is to ensure that the fractions have a common denominator.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D