Addition and Subtraction Unlike Fractions

1 and 2/15 plus 7 and 1/6

• 8 and 3/21

• 8 and 3/10

• 8 and 1/7

• 8 and 1/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the first step in solving this problem? 
⅘ + ½ =

• Add the top parts of the fraction

• Rewrite the fractions in the simplest form. 

• Find a common denominator. 

• Make each fraction into an improper faction. 

Tags

CCSS.7.NS.A.1C

Find the sum. Simplify if necessary.
1/5 + 1/8

• 13/40

• 2/8

• 2/5

• 2/40

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• Add the numerators (top parts of the fractions).

• Rewrite the fractions in the simplest form. 

• Rewrite the fractions with a common denominator. 

• Make each fraction into an improper faction. 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the correct answer to this fraction addition problem?

Tags

CCSS.4.NF.B.3A

What is the the next step to finding this answer?

• Add the numerators (1+1=2)

• Multiply both numerators by 12 .

• Multiply the first numerator by 4 and the second numerator by 3.

• Multiply the first numerator by 3 and the second numerator by 4.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Add, simplify if needed.
1/4 + 2/6 =

• 1 1/12

• 12/12

• 7/12 

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2