Adding and Subtracting Fractions

• 5/14
• 3/7
• 5/7
• 5/14

• 3/10
• 3/5
• 3/25
• 15/5

Solve

• 5/9

• 10/9

• 4/9

• 3/9

Solve.

• 7/5

• 11/15

• 3/10

• 13/10

What is the sum of these fractions?

• 4/5
• 3/20
• 17/20
• 4/20

• 1/12
• 1
• 2/35
• 23/25

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. 

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

• ³/₄
• ²/₃
• ¹⁰/₁₂
• ²⁴/₃₂