Shmoop University
Shmoop: Basic Algebra: Evaluating Algebraic Expressions
The algebra resource examines how to evaluate algebraic expressions. Students learn about the math concept through notes, examples, and practice exercises.
Other
Dans Math: Lessons: Order of Operations
This is a brief explanation of the order of operations that includes some simple examples. It also has directions for dealing with parentheses and exponents.
NumberNut
Number Nut: Ordering Operations With Parentheses
A thorough lesson on order of operations that includes detailed examples and related vocabulary.
Other
Teachers Choice: Simplifying Expressions
Learn about simplifying algebraic expressions at this complete "how to" website. Detailed descriptions with examples and a downloadable file that let's you practice your skills.
Google
Math Game Time: Subtracting Multiple Integers [Pdf]
A worksheet to practice subtracting multiple integers. Answer key provided.
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Evaluate Expressions 2
Practice evaluating expressions with rational numbers in them. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told the correct answer. See...
Interactive Mathematics
Interactive Mathematics: Add and Subtract Algebraic Expressions
Information is given on how to add and subtract algebraic expressions. Also included is information on terms, coefficients, and like terms, as well as examples to demonstrate how to simplify.
Quia
Ixl Learning: Evaluating Expressions
Brush up on your math skills relating to evaluating expressions then try some practice problems to test your understanding.
Other
Chili Math: Basic Number Properties
Overview of the four basic number properties with examples.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Perfect Numbers
Find a quick, concise explanation of perfect numbers. Examples are given and clearly explained.