What number could be a common denominator for these three fractions?
1/2   and   1/3   and   1/4

• 9
• 8
• 12
• 6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Which of these numbers could NOT be a common denominator for these two fractions?
1/3   and   3/6

• 3
• 6
• 12
• 18

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

1/3 + 1/2 = 

• 6/7
• 2/6
• 3/5
• 5/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 3 1/3
• 3 2/3
• 3 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2 1/2 - 1 1/4 =

• 3 3/4

• 10/4

• 1 1/4

• 1 3/4

Tags

CCSS.7.NS.A.1C

6  2/3 + 3  5/7

• 10  8/27
• 10  8/21
• 9  8/21
• 10  7/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1  1/2 - 5/6

• 2/6
• 1/3
• 2/3
• 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is 2 ²/₆ + 1 ⁵/₆?

• 4 ⁷/₆ or 5 ¹/₆
• 3 ¹/₆
• 3 ⁷/₆ or 4 ¹/₆
• 1 ³/₆ or 1 ¹/₂

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is 3 ¹/₄ + 2 ²/₄?

• 6
• 5 ³/₄
• 5 ¹/₄
• 1 ²/₄

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D