When there are no Parentheses (or other grouping symbols), and no Exponents (powers or roots), work from left-to-right:   When you come to either Multiplication or Division, do it!

When nothing remains but Addition or Subtraction, work from left-to-right:

  • Complete the first operation.

  • Write the answer under the operation sign; bring down everything else.

  • Begin again at the left.

  • Continue until the problem is finished.

~~~~~

Please copy this problem on your paper. Before you begin solving it, think about what to do first.

20 - 3 * 2 + 4 =

Click on your answer:
2 10 18 38 102
any other answer



Order of Operations Automatic Flip-Through SLIDE SHOW

Overview of the Order of Operations



© 1992, 1999   Amby Duncan-Carr   All rights reserved.

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