Simplifying an expression order of operation pemdas

👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression into simpler form. For expressions having parenthesis, the parenthesis is first cleared using distribution property starting from the innermost parenthesis, if the parenthesis is nested. Then the expression is simplified by combining terms having the same variable(s) following the given operation(s).