Adding Fractions

• 5/14
• 3/7
• 5/7
• 5/14

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• 4/5
• 4/10
• 2/5
• 5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

9/12 + 3/12

• 12/2
• 1
• 12
• 1/2

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What do you need to have when adding unlike fractions?

• common denominator
• common numerator
• common numerator and denominator

Tags

CCSS.7.NS.A.1C

50/100 + 25/100 =

• 100/75
• 100/100
• 75/100
• 52/100

Tags

CCSS.4.NF.B.3A

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

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.5.NF.A.1

CCSS.5.NF.A.2

2/4 is the same as ____

• 3/4
• 1
• 1/4
• 1/2

Tags

CCSS.4.NF.A.1

CCSS.5.NF.B.5B

What would be the common denominator for adding 1/2 + 3/4?

• 6

• 4

• 9

• 2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What would be the common denominator for adding 3/9 + 4/6?

• 9

• 12

• 18

• 27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2