add subtract fractions

3/9 + 4/9

• 7/18
• 7/9
• 12/9
• 12/81

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

3/5 + 1/4 = 

• 5/20
• 12/20
• 7/20
• 17/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the least common denominator for 1/3 and 3/4?

• 6
• 4
• 3
• 12

Tags

CCSS.4.NF.A.2

What is the least common denominator for 6/7 and 1/2?

• 12
• 14
• 7
• 6

Tags

CCSS.4.NF.A.2

Add these fractions.
1/2 + 1/3 =

• 5/6
• 2/5
• 1/5
• 1

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

Simplify the fraction
15/20

• 5/10
• 3/4
• 2/3
• 1/5

Tags

CCSS.4.NF.A.1

CCSS.4.NF.A.2

Which fraction is equivalent to 1/2?

• 10/19
• 10/17
• 10/11
• 10/20

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Simplify  
6/42

• 2/5
• 7
• 1/7
• 3/21

Tags

CCSS.4.NF.A.1