Operations with Fractions

What must you have to add and subtract fractions?

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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

Tags

CCSS.6.NS.A.1

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

• 30
• 11
• 6
• 5

Tags

CCSS.4.NF.A.2

3/5 + 1/4 = 

• 5/20
• 12/20
• 7/20
• 17/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Subtract these fractions. 1/2 - 1/3 =

• 4/6

• 1/6

• 4/5

• 1

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Tags

CCSS.5.NF.B.6

• 12

• 4

• 5/8

• 9

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

 $\frac{4}{5}-\frac{2}{5}$  

•  $\frac{2}{5}$  

•  $\frac{3}{15}$  

•  $\frac{6}{5}$  

•  $\frac{3}{4}$  

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

 $\frac{8}{11}+\frac{7}{22}$  

•  $\frac{23}{22}$  

•  $\frac{22}{24}$  

•  $\frac{12}{11}$  

•  $\frac{21}{11}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2