## Algebra 2 (1st Edition)

Published by McDougal Littell

# Chapter 1, Equations and Inequalities - 1.2 Evaluate and Simplify Algebraic Expressions - Graphing Calculator Activity - Practice - Page 17: 1

45.2

#### Work Step by Step

Note, when using the calculator, it is necessary to use parenthesis, for the calculator will not necessarily know the correct order of operations. For instance, if division and addition are both performed, parenthesis may be necessary to indicate to the calculator that division is performed first according to PEDMAS. The correct use of parenthesis on the calculator is shown below: $$50.2-(15\div3)=45.2$$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.