Fractions

How to add, subtract, multiply, and divide

Big image

Adding fractions


  • Step 1: Make sure the bottom numbers the denominators are the same
  • Step 2: Add the top numbers the numerators, put the answer over the denominator.
  • Step 3: Simplify the fraction if needed


Subtracting fraction


  • Step 1. Make sure the the denominators are the same
  • Step 2. Subtract the numerators. Put the answer over the same denominator.
  • Step 3. Simplify the fraction.


Multiplying fractions

  • Step 1. Multiply the numerators
  • Step 2. Multiply the denominators
  • Step3. Simplify the fraction if needed

Dividing fractions

  • Step 1. Turn the second fraction upside-down (it becomes a reciprocal)
  • Step 2. Multiply the first fraction by that reciprocal
  • Step 3. Simplify the fraction if needed