Adding Fractions

Solve.

• 1 1/12

• 7/12

• 3/4

• 1 1/2

Solve.

• 5/8

• 23/40

• 21/40

• 1/2

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. 

Add these Fractions

• 2/4

• 3/4

• 4/8

• 1

What do you need to have when adding unlike fractions?

• common denominator

• common numerator

• common numerator and denominator

50/100 + 25/100 =

• 100/75

• 100/100

• 75/100

• 52/100

Solve.  2/3 + 7/12

• 3/5

• 9/15

• 15/12

• 5/12

8/10 + 3/5

• 11/15

• 1 1/5

• 14/15

• 1 4/10

5/12 + 1/3

• 6/12

• 9/12

• 6/15

• 3/4

1/9 + 2/27

• 3/27

• 5/27

• 3/27

• 3/36