Lecture Notes and Sample Exams - Algebra PreAlgebra Lecture Notes and Worksheets About Mathematics The Words And and Or  The Basic Operations The Order of Operations Agreement  Factors of a Number  Perimeter and Area of Rectangles Perimeter and Area of Right Triangles Perimeter and Area of General Triangles Perimeter and Area of Parallelograms Area of Trapezoids Circmference and Area of a Circle Volume Division with Remainder Divisibility Tests New! Is this Number a Prime?  Prime Factorization  The GCF and LCM Algebraic Expressions Equations and Inequalities One- and Two-Step Equations (N) Solving Two-Step Linear Equations New! Introduction to Decimals Fractions, Decimals, Percents - Conversions Conversions between units of measurement Standard labeling in triangles Angles in a Triangle Area New! Volumes Decimals and Fractions Beginning Algebra Lecture Notes and Worksheets Sample Exams Updated! Intermediate Algebra Lecture Notes and Worksheets Sample Exams Updated! Click here for more practice. This page was last updated on October 14, 2023. Questions, comments: please e-mail to mhidegkuti@ccc.edu.