Pre-Algebra+Key+Concepts

__Key Concepts a student should learn by the end of Pre-Algebra (in parent friendly language)__

Contributors: 1. Joe Botley 2. Mike Brendlinger 3. Jason Goldberg

__Key Concepts__ 1. Use order of operations to simplify expressions that may contain parenthesis, brackets, and exponents. 2. Compare integers. Locate integers on a number line and compute expressions involving intergers. 3. Solve one and two step equations and inequalities. 4. Represent common percents as fractions and/or decimals. Convert among fractions, decimals and percents. 5. Solve problems using ratios, proportions, rates and percents. 6. Using a formula sheet, find area and perimeter of two dimensional figures. 7. Use functions and relations to solve problems including rate of change. 8. Find the theoretical and/or experimental probability of a simple or compound event.