Illustrative Mathematics
Illustrative Mathematics: Using Operations and Parentheses
The purpose of this task is to give learners a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...
CK-12 Foundation
Ck 12: Algebra: Expression Evaluation With Powers
[Free Registration/Login may be required to access all resource tools.] Evaluate variable expressions using the order of operations including powers and grouping symbols
Illustrative Mathematics
Illustrative Mathematics: 6.ee Watch Out for Parentheses
This problem asks the student to evaluate three numerical expressions that contain the same integers yet have differing results due to placement of parentheses. Aligns with 6.EE.A.
Illustrative Mathematics
Illustrative Mathematics: Words to Expressions 1
This problem allows students to see words that can describe the expression from part (c) of "5.OA Watch out for Parentheses." Additionally, the words (add, sum) and (product, multiply) are all strategically used so that the student can...
Help Algebra
Help algebra.com: Simplifying Expressions
Learn to simplify expressions using like terms, parentheses. Also learn the best way to work with a negative in the expression.
Purple Math
Purplemath: Simplifying With Parentheses
Explains, with worked examples, how to simplify expressions which involve parentheses and variables, including how to take a negative through the parentheses.
Help Algebra
Help algebra.com: Getting Rid of Parentheses
Resource explains how to simplify several types of expressions that contain expressions using the properties of addition and multiplication and applying the properties with the order of operations.
Oswego City School District
Regents Exam Prep Center: Order of Operations and Evaluating Expressions
Please excuse my dear Aunt Sally. This sentence takes on greater meaning when students realize it will assist them in remembering the all-important order of mathematical operations. A lesson plan, several interactive practice pages, and...
Lawrence Hall of Science
The Math Page: Skill in Algebra: Adding Like Terms
Here is a site that clearly and thoroughly explains adding like terms, including terms with signs and terms within parentheses. There are example problems solved, problems for the student to attempt, and answers to the student problems....