Adding, Subtracting, Multiplying Fractions

Caroline collected 3 1/4 bags of bottles to take to the recycling center. 
1/3 of the bags are glass bottles 
2/3 of the bags are plastic bottles

The recycling center only accepts plastic bottles. How many bags will the recycling center accept?

• 1 1/12

• 1 1/6

• 2 1/6

• 3 1/12

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. 

5/6 + 1/12

• 11/12

• 2/9

• 3/4

• 1/2

What is the sum of these fractions in lowest terms?

• 4/5

• 3/20

• 17/20

• 4/20

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

• 3/20
• 1/1
• 3/9
• 1/9

What is the product of these fractions in lowest terms?

• 1/3

• 3/5

• 3/6

• 2/6

What is the product of these fractions in lowest terms?

• 20/50

• 10/25

• 2/5

• 9/15

Solve and write your answer in simplest form.

2 ⅜ + 1 ¾

• 4 (1/8)

• 4 (5/8)

• 4 1/4

• 3 (6/8)

Solve and write your answer in simplest form.

2 ⅜ - 1 ¾

• 5/8

• 1 (3/8)

• 1 (1/2)

• 7/8