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Algebraic Expressions
Algebraic Expressions
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Algebraic Expressions Resources

Best of the Web. Picked by our PhDs

Websites

Math.com: The Language of Algebra

If you are still not feeling too confident about the differences among variables, coefficients, constants, and whatnot, read through the explanations given here, check out the examples, and then take the algebra "workout." Drink plenty of fluids; we don't want you getting dehydrated.

Algebra-Class.com: Perimeter Formulas and Circumference of a Circle Formula

There will be plenty of times in the real world that you will need to be able to measure the distance around geometric shapes. Unless you have an infinitely long tape measure, you should take a look-see at this site for some help with perimeter and circumference formulas.

Algebra.help: Substitution Lessons

Just as a substitute teacher "fills in" for your regular teacher, you will often be asked to take a number and substitute it for a variable. But, please don't act up in front of these numbers and variables just because you think you can get away with it.

Analyzemath.com: Basic Rules and Properties of Algebra

All these properties with long, unfamiliar names (commutative, associative, distributive, and son) can get confusing. Use this page to help you keep everything straight. That way, if you are still confused, you can't blame it all on us. See how that works?

Coolmath.com: The Distributive Property

Do you feel like you would have an easier time getting a handle on the distributive property if all the numbers were in different colors? Then, this is the link for you! Coolmath.com simplifies everything for you in this colorful, easy-to-follow guide. It won't hurt you any if you are color-blind—only if you are number-blind.

Video

Teachertube.com: Algebra 1 - Factoring

Wish you could take all factors and throw them into a factor compactor? Don't despair! Sit back, relax, and watch this short video about basic factoring to help drive things home. There is also a swell beat you can rock to while you learn. This will totally be one of your new jams.

Algebra: Formulas from Geometry

Review some of the formulas we learned in this section, as well as glimpse a sneak peak at some of the more advanced geometric formulas that are coming around the bend. Caution: formulas in video are closer than they may appear.

Khanacademy.org: Unit Conversion - Metric Unit Conversion

Let the good people at Khan Academy hook you up with metric conversion. You will have a hecto-good time.

Games and Tools

Algebra Tiles

Use this fun tool to solve, substitute, expand, and factor your way to algebra stardom. Can we get your autograph now?

Substitution

Nothing too fancy about this one—just a clean, simple substitution practice tool. Fill in the answers, click the green button, and see how you did. Refresh, and try again. Repeat that process about 300 times and then you will be ready to pass your pop quiz. If you haven't gone completely crazy by then, that is.

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