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

How do I add this fraction?

• 23/10
• 7/7
• 7/10
• 8/15

Tags

CCSS.7.NS.A.1C

How do I add this fractions? 

• 6/6
• 6/12
• 5/6
• 6/36

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How do I add this fraction?

• 9/9
• 8/9
• 7/81
• 20/9

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How do I add this fraction?

• 24/12
• 12/24
• 11/12
• 12/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How do I add this fraction?

• 2/7
• 2/12
• 1/7
• 7/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do I add this fraction? 

• 5/8
• 20/32
• 4/12
• 8/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do I add this fraction? 

• 11/15
• 3/8
• 3/15
• 11/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do I add this fraction? 

• 3/10
• 2/5
• 3/5
• 3/25

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D