Adding and Subtracting Fractions

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

• 3
• 4
• 7
• 12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What number could be a common denominator for these two fractions?
1/5   and   5/6?

• 30
• 11
• 6
• 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/3 + 1/2 = 

• 6/7
• 2/6
• 3/5
• 5/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3/4 + 2/8 = 

• 1
• 5/12
• 6/32
• 5/8

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

4/5 - 1/20 = 

• 0
• 20/15
• 3/15
• 15/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

6   3/4 - 4   1/4 

• 2  2/4
• 2  1/2
• 3  1/2
• 2  1/4

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

7   5/6 - 3  1/12

• 4  1/6
• 3  11/12
• 4  9/12
• 4  1/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3  1/4 + 2  3/8

• 5  5/8
• 5  1/4
• 1  1/4
• 1  1/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

8  1/5 - 3  2/3

• 5 1/10
• 5 8/15
• 4 1/5
• 4  8/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2