Add and Subtract with Unlike Denominators

What is the common denominator of 2/5 and 3/15

• 15

• 5

• 3

What is the common denominator of 7/8 and 4/6

• 16

• 8

• 24

• 12

What is a common denominator of 5/6 and 2/3

• 12

• 5

• 3

What is an equivalent fraction of 4/8 ?

• 1/2

• 4/16

• 2/8

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is an equivalent fraction of 2/5 ?

• 2/10

• 4/10

• 5/10

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is an equivalent fraction of 3/12 ?

• 6/24

• 3/6

• 3/24

• 6/18

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Solve 2/5 + 3/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve 3/6 + 2/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve 3/4 - 1/6

Tags

CCSS.7.NS.A.1C

Solve 5/8 - 2/16

Tags

CCSS.7.NS.A.1C