Adding Fractions

• 3/8
• 3/16
• 1/8
• 2/8

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

• 2/5
• 5/6
• 4/6
• 1/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 14/16
• 7/8
• 8/7
• 4/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What number could be a common denominator for these two fractions?
2/3   and   3/4

• 3
• 4
• 7
• 12

Tags

CCSS.4.NF.A.2

Which of these numbers could NOT be a common denominator for these two fractions?
1/6   and   1/4

• 12
• 18
• 24
• 36

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

What number could be a common denominator for these two fractions?
3/10   and   1/5

• 5
• 10
• 15
• These numbers do not have a common denominator

Tags

CCSS.4.NF.A.2

2/3 + 1/2 = 

• 6/7
• 2/6
• 3/5
• 7/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators.
• No, 5 + 7 is not 12
• Yes, the rules for adding fractions are the same as multiplying them.

Martin made cookies. He used ⁶/₁₅ of a cup of flour and ¹/₃ of a cup of sugar. How much more flour than sugar did Martin use?

• ¹/₁₅ of a cup
• ¹¹/₁₅ of a cup
• ⁵/₁₂ of a cup
• ¹/₁₀ of a cup