Adding & Subtracting Algebraic Fractions

Adding & Subtracting Algebraic Fractions (Question)

Simplify the following algebraic expression.

  1. (x/3) + (x/6)
  2. (x/5) – x
  3. (1/a) + (1/b)


  1. Before performing the operation (addition or subtraction), the denominator of all fractions need to be expressed as common denominator.
  2. This can be done by finding their lowest common multiple (LCM).
  3. Simplify the numerator and finally simplify the algebraic fraction.

Adding & Subtracting Algebraic Fractions (Answer)

  1. x/2
  2. -4x/5
  3. (a+b)/ab

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