Add/Subtract Fractions with Unlike Denominators

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

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

Fill in the blank in order to find the equivalent fraction:

1/2 = __ /8

• 2

• 4

• 6

• 8

Fill in the blank in order to find the equivalent fraction:

1/3 = __ /30

• 3

• 5

• 10

• 15

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

2/3 + 1/2 = 

• 6/7
• 2/6
• 3/5
• 7/6

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

1 ¹/₂ + 2 ³/_{5 =}

• 4 ¹/₁₀

• 3 ¹²/₁₀

• 4

• 3 ¹/₁₀

3 ¹/₂ - 1 ²/₄ =

• 2

• 2 ²/₄

• 1 ¹/₂

• 2 ²/₈