Add/Subtract

Adding Fractions with Equal Denominators

Adding Fractions Using Cross Products

Adding Fractions with Different Denominators 1

Adding Fractions with Different Denominators 2

Addition with Like Denominators

  1. Add the numerators
  2. Keep the denominator the same.
  3. Simplify (reduce) if possible.

 add like

 

 

 

 

 

 

FR21      Add_Like_Fractions

FR22      Add3Fractions

FR23      Add_Fractions

Subtracting Fractions with Equal Denominators

Subtracting Fractions Using Cross Products

 

 

 

Subtracting Fractions with Equal Denominators

Subtracting Fractions Using Cross Products

 

Subtraction with Like Denominators

  1. Subtract the numerators
  2. Keep the denominator the same.
  3. Simplify (reduce) if possible.

Subt Like

 

 

 

 

 

 

 

MKY3

 

Adding and Subtracting Fractions with like denominators

We MUST have common denominators before we can add or subtract.

Addition with Unlike Denominators

  1. Find a common denominator
  2. Make equivalent fractions with the same denominator
  3. Add the numerators
  4. Simplify (reduce) if possible.

Add Unlike

 

 

 

 

 

 

Subtraction with Unlike Denominators

  1. Find a common denominator
  2. Make equivalent fractions with the same denominator
  3. Subtract the numerators
  4. Simplify (reduce) if possible.

Sub Unlike

 

 

 

 

 

 

 

 

MKY3

Adding and Subtracting Fractions with Unlike Denominators

Adding 3 fractions with unlike denominators

Add and Subtract Fractions Help