Adding and Subtracting Fractions

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 it mean to add fractions?

Back

Adding fractions means combining the parts represented by the fractions. If the denominators are the same, you add the numerators.

Tags

CCSS.4.NF.B.3A

Front

What does it mean to subtract fractions?

Back

Subtracting fractions means finding the difference between the parts represented by the fractions. If the denominators are the same, you subtract the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you add fractions with the same denominator?

Back

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

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with the same denominator?

Back

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

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the result of 15/19 - 4/19?

Back

11/19

Tags

CCSS.7.NS.A.1C

Front

What is the result of 14/15 - 9/15?

Back

5/15

Tags

CCSS.7.NS.A.1C

Front

What is the result of 13/18 - 5/18?

Back

8/18

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the result of 9/10 - 7/10?

Back

2/10

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the result of 10/18 + 4/18?

Back

14/18

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D