Add Subtract Fractions with Unlike Denominator

_{The common denominator is _____.} 

• 5

• 10

• 4

• 20

Tags

CCSS.7.NS.A.1C

• 4/12
• 5/12
• 3/8
• 8/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 13/15
• 1 7/12
• 1
• 9/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve and simplify to lowest terms.

• a

• b

• c

• d

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the sum?

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of ⅛ and ⅓?

• 1/12

• 2/11

• 11/24

• 11/16

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding or subtracting fractions, I NEVER add or subtract the...

• numerators

• denominators

• mixed numbers

• equivalent fractions

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When the denominators are not the same, I must find a...

• common numerator

• common denominator

• equivalent fraction

• mixed number

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2