Fractions and Properties of Addition and Subtraction

What fraction should be added to 9/12 to get a sum of 11/12

• 2/1

• 2/11

• 2/12

• 3/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• 8/16

• 11/16

• 8/24

• 2/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Q1. What is the ratio of 14 to 16?

• A) 14/16

• B) 7/8

• C) 8/7

• D) 4/10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the first step in solving this problem? 
⅘ + ½ =

• Add the top parts of the fraction

• Rewrite the fractions in the simplest form. 

• Find a common denominator. 

• Make each fraction into an improper faction. 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the least common denominator of 1/2 and 3/7?

• 2

• 14

• 7

• 28

8/9 - 1/3 = 

• 7/6

• 5/9

• 2/3

• 8/27

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

5/6 - 3/8 =

• 12/24

• 11/24

• 1/2

• 7/12

Tags

CCSS.7.NS.A.1C

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

Add, simplify if needed.
1/4 + 2/6 =

• 1 1/12

• 12/12

• 7/12 

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2