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 least common denominator you could use to subtract 1/3 and 1/4?

• 3

• 4

• 24

• 12

Tags

CCSS.4.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

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

• 3/4

• 2/8

• 6/4

• 6/8

Tags

CCSS.5.NF.A.2

CCSS.5.NF.A.1

Solve this mixed number equation:
1⅔ + 1⅚

• 3 1/2

• 2 7/6

• 3 7/6

• 2 7/9

Tags

CCSS.7.NS.A.1C

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

Tags

CCSS.4.NF.B.3

What is the least common denominator of 1/2 and 3/7?

• 2

• 14

• 7

• 28

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

Joe has listed the first 4 multiples of 7 as: 
7   14    22     28
Which one is incorrect?

• 7

• 14

• 22

• 28

Tags

CCSS.4.OA.B.4

Convert this improper fraction to a mixed number: 12/6

• 1 6/6

• 1 2/6

• 1 1/3

• 2

Tags

CCSS.4.NBT.B.6

CCSS.4.NF.B.3