Download these free worksheets to sharpen your skills working with integers. Sheets focus on comparing and ordering integers, adding, subtracting, multiplying and dividing integers, and order of operations with integers.

The many facets of factoring polynomials and solving polynomial equations are explained here in great detail. Taking students from basic definitions through the Descartes Rule of Signs, this is a valuable tool for math classes.

A review of simple word problems that just involve basic arithmetic operations and a single variable. Includes examples and practice questions.

A basic review of circles and how to calculate the circumference, radius, diameter, and area. Includes practice questions.

Contains plans for four cross-curricular lessons that ask students to write simple addition and subtraction stories after reading a number of models. In addition to objectives and standards, this instructional plan contains links to PDF...

Adult learners are a challenging group to reach when teaching basic mathematical skills. This guide presents ideas and worksheets for teaching them how to solve word problems.

Provides an introduction to probability. Includes examples, two videos, and links to additional resources, e.g., exercises to try. There are also problems and discussions of them in the Comments section.

In this section, we will introduce another symbol for a fraction of the form and then we will use this symbol to write certain numbers in simpler form.

Recognize several basic shapes in this online game that test your knowledge of shapes!

Teachers, this is the place to come for fraction lesson plans if you teach elementary students. All the topics have a number of resources available from which to choose.

The basic laws of math including the commutative, associative, and distributive laws are discussed on this site.

Kids learn about the basics of multiplication including times tables, zero and one rules, and order on this site.

This Math Forum resource poses a weekly problem to students. If desired, students may submit their answers. Solutions are published the next week.

A basic, illustrated description of the math system developed by the Mayans. Includes a paragraph comparing the Mayan system favorably with the Roman numeral system of the same time.

Multiply complex numbers by single terms that are either real or imaginary. Students receive immediate feedback and have the opportunity to try questions repeatedly or receive hints.

After reviewing the process of solving quadratic and cubic equations, a definition of an imaginary number is given. Also included is a demonstration of simplifying powers of the imaginary number and writing complex numbers. Examples are...

Provides an interactive tool that solves inequalities for you. Gives exact and approximate solutions. Further down the page there is a discussion of how to solve intermediate and advanced inequalities as well as information about how to...

Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...

College professor Dan Bach presents a review of algebra concepts, including factoring, quadratic equations, and graphing parabolas. The examples are detailed, but easy to follow. This is a good site for reviewing before tests and quizzes.

This resource covers whole number rounding where students can choose to round to the nearest tens to millions. After selecting parameters students are timed completing ten problems with instant feedback and an opportunity to practice again.

This resource covers counting, addition, and subtraction where students can choose a range of numbers to ten. After selecting parameters students complete ten problems with instant feedback and an opportunity to practice again.

A three-part tutorial that discusses the basic terms, definitions, and formulas related to hyperbolas.

Explains the basic terminology and notation of sequences and series, including summation symbols, subscripts, and indices.

This University of Saskatchewan looks at the basic rules of solving inequalities, concentrating on inequalities with absolute values. Includes example problems and exercises with their solutions.