Category Archives: Algebra

Two Step Equations I

Posted on October 4, 2011 by Passy

Image Source: http://www.tynebridgeharriers.com In this lesson we look at solving two step equations using back tracking flowcharts. A typical two step equation is 2N + 5 = 11 We can use “Trial and Error”, (also called “Guess Check and Improve”), … Continue reading →

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One Step Equations

Posted on September 30, 2011 by Passy

Image Source: http://www.ibspro.net One step equations require one “opposite” operation to be performed on them, which then allows us to obtain the value of their unknown variable. The different types of one step equations and their opposites are shown below. … Continue reading →

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Posted in Algebra, Equations, Equations One Step | Tagged , , , , , , , , | 17 Comments

Subtraction Equations

Posted on September 29, 2011 by Passy

Image Source: http://upload.wikimedia.org In the image above, we have photographically reversed the picture of the basketballs. We did this to emphasize that working with equations involves making things the opposite to what they are currently. For equations which have a … Continue reading →

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Addition Equations

Posted on September 29, 2011 by Passy

Image made at Passy World using Clker.com Clipart Algebra Equations are used for working out unknown amounts in many real world situations. For example we might need to know how much deposit do we need to put on a new … Continue reading →

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Translate Word Equations

Posted on September 28, 2011 by Passy

Image Source: http://www.martincwiner.com Translating word problems into Algebra requires us to know how various words translate into mathematical symbols such as + – X and / . If the word problems only have numbers, then it is easy to translate … Continue reading →

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Posted in Algebra, Equations, Word Problems | Tagged , , , , , , , , , , | 27 Comments