Rule 20: Order of Operations

Multiplication and division must be completed before addition and subtraction.

Example: Calculate .

Answer: The answer is 62.

Solution:

Since multiplication comes before addition, the problem can be simplified to which in turn can be simplified to 62.

If you would like to review more examples, click on the word Example.

Work the following problems and click on Answer to check your results.

Problem 1: Calculate .
Answer

Problem 2: Calculate .
Answer

Problem 3: Calculate .
Answer

[Identification] [Factoring Integers] [Reducing Fractions] [Multiplication] [Division] [Building Fractions] [Addition] [Subtraction] [Order of Operation]

S.O.S MATHematics home page

Copyright © 1999-2004 MathMedics, LLC. All rights reserved.
Math Medics, LLC. - P.O. Box 12395 - El Paso TX 79913 - USA