Math Goodies is a free math help portal for students, teachers, and parents.
Buy Math Goodies Software
Free Math
Interactive Math Goodies Software

Buy Math Goodies Software
Math Goodies on facebook

Math Goodies Blog


Pre-Algebra concepts are presented in this unit, including order of operations, and writing algebraic expressions and equations. Try our Pre-Algebra lessons below, or browse other units of instruction.
Pre-Algebra Description
Order of Operations To learn some rules for the order of operations. To evaluate whole-number expressions using these rules. To translate a word problem into an arithmetic expression, and then evaluate.
Order of Operations With Exponents To understand all rules for order of operations. To evaluate expressions with exponents according to these rules. "PEMDAS" is used as a mnemonic.
Order of Operations with Integers To evaluate expressions with integers and exponents according to PEMDAS. To show all work step by step.
Writing Algebraic Expressions To define variable. To understand the difference between a numerical and an algebraic expression. To translate verbal phrases into algebraic expressions.
Writing Algebraic Equations To define an algebraic equation. To translate open sentences into algebraic equations.
Practice Exercises To complete 10 additional exercises as practice with pre-algebra. To assess  students' understanding of all pre-algebra concepts in this unit.
Challenge Exercises To solve 10 additional problems that challenge students' understanding of pre-algebra. Problems are drawn from real-life situations. To hone students' problem-solving skills.
Solutions To review complete solutions to all exercises presented in this pre-algebra unit. Includes the problem, step-by-step solutions, final answer and units for each exercise.
Other Lessons | lešons en franšais | Feedback

This unit is by Gisele Glosser. You can find me on Google.

More Math Help:
Grants Online Degrees
About Us | Contact Us | Advertise with Us | Facebook | Blog | Recommend This Page

Copyright © 1998-2015 Mrs. Glosser's Math Goodies. All Rights Reserved.

Last Modified 05 Mar 2015