Adding Fractions With Like Denominators

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator in a fraction represent?

Back

The denominator indicates how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the numerator in a fraction represent?

Back

The numerator shows how many parts of the whole are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to add fractions with like denominators?

Back

It means that the fractions have the same denominator, so you only add the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 1/4 + 1/4?

Back

2/4, which simplifies to 1/2.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 3/5 + 1/5?

Back

4/5.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 2/3 + 1/3?

Back

3/3, which equals 1.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

When adding fractions with like denominators, what do you do with the denominators?

Back

You keep the denominator the same.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 7/10 + 2/10?

Back

9/10.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 5/12 + 4/12?

Back

9/12, which simplifies to 3/4.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D