Adding and Subtracting Fractions

What is the common denominator: 2/3 + 1/3

• 3

• 2

• 1

• 6

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the common denominator: 3/4 + 6/12

• 3

• 4

• 6

• 12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the common denominator: 3/4 + 3/8

• 3

• 4

• 8

• 2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Equivalent Fraction: 2/3

• 6/8

• 6/9

• 6/12

• 4/9

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Simplify: 9/7

• 2-1/4

• 1-2/7

• 2-1/7

• 1-3/7

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Simplify: 5/8

• 1/2

• 5/8

• 2

• 2-1/2

SImplify: 12/20

• 3/5

• 6/20

• 6/10

• 12/20

Which is not true?

• Add the denominator

• Add the numerator

• You must have a common denominator

• 1/2 + 1/2 = 1

Tags

CCSS.4.NF.A.2

What is the solution? 1/3 + 1/4

• 2/7

• 1/12

• 7/12

• 9/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the solution? 3/4 + 1/3 =

• 12/13

• 1-1/13

• 1-1/12

• 4/7

Tags

CCSS.7.NS.A.1C