Adding fractions

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 the next step to finding this answer?

• Add the numerators (1+1=2)
• Multiply 12 X 1 for both fractions to find a new numerator
  
• Multiply to find each new numerator by the multiple used to get 12. (3 X1) (4 X 1)
• This is a mistake, you don't need to convert to twelfths

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve this equation using the least common denominator.
¼ + ½

• 3/4
• 2/8
• 6/4
• 6/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Yao drank ¹¹ /₄ bottles of water during a soccer game. What is the number expressed as a mixed number?

• 3 ¹/₄
• 2 ³/₄
• 2 ¹/₂
• 2 ¹/₄

add these fractions

• 6/6

• 6/12

• 5/6

• 6/36

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

²/₄ is the same as ____

• ³/₄

• 1

• ¹/₄

• ¹/₂

Tags

CCSS.4.NF.A.1

CCSS.5.NF.B.5B

5/12 + 1/3

• 6/12

• 9/12

• 6/15

• 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/3 + 1/9

• 4/9

• 9/12

• 6/15

• 3/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

1/4 +3/8

• 4/8

• 1/2

• 5/8

• 1

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/8 + 11/16

• 13/16

• 6/8

• 12/16

• 1/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2