adding

How do I add this fraction?

• 23/10
• 7/7
• 7/10
• 8/15

Tags

CCSS.4.NF.C.5

How do I add this fraction?

• 23/10
• 7/7
• 7/10
• 8/15

How do I add this fractions? 

• 6/6
• 6/12
• 5/6
• 6/36

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

How do I add this fraction?

• 9/9
• 8/9
• 7/81
• 20/9

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

3/5 + 3/10

• 9/12

• 9/10

• 3/5

• 6/10

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

5/12 + 1/3

• 6/12

• 9/12

• 6/15

• 3/4

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

1/3 + 1/9

• 4/9

• 9/12

• 6/15

• 3/12

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

2/3 +2/9

• 4/9

• 8/9

• 4/12

• 4/18

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

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.4.NF.A.2

CCSS.4.NF.C.5

2/4 is the same as ____

• 3/4
• 1
• 1/4
• 1/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3