By Mary Jane Sterling

I wanted a brief refresher simply because i'm task looking and this occasionally comes up on interviews as a result of my profession. I havent needed to use this kind of math for really it slow even though. I dont disagree despite the fact that with a few reviewers who've complained that the fabric is not written for newbies. I needed to fight with a lot of the ebook and needed to pass over convinced chapters greater than as soon as. additionally, there's not approximately adequate rationalization of definite key techniques. you're anticipated, for instance, to simply accept complex equation is an equation with an influence no more than 2 within which the equation is determined to equivalent 0. but the accompanying workbook was once a very good support; actually, there's simply enough clarification of every proposal in every one bankruptcy of the workbook that i'll nearly suggest purchasing the workbook in addition to the most textbook. after all, even though it used to be a fight every now and then, i used to be capable of train myself algebra from this publication, and was once capable of take my placement examination with a passing grade. Like another commenters. i purchased this e-book simply because i'm searching for a brand new task 2 years after leaving my earlier one, and used to be instructed that I can be able to solution questions about it. i used to be panicked, simply because i used to be by no means a robust math pupil and have not taken a math classification in additional than 20 years.

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**Additional resources for Algebra I For Dummies (For Dummies (Math & Science))**

**Sample text**

The answer is that it’s neither. Zero has the unique distinction of being neither positive nor negative. Zero separates the positive numbers from the negative ones — what a job! Going In for Operations Operations in algebra are nothing like operations in hospitals. Well, you get to dissect things in both, but dissecting numbers is a whole lot easier (and a lot less messy) than dissecting things in a hospital. Algebra is just a way of generalizing arithmetic, so the operations and rules used in arithmetic work the same for algebra.

The final result of the multiplying and adding goes in the numerator of the improper fraction, and the denominator stays the same. indd 45 4/16/10 11:04 AM 46 Part I: Starting Off with the Basics Taking Fractions to Task Now that you know everything about fractions — their proper names, characteristics, strong and weak points, and so on — it’s time to put them to work. The rules for addition, subtraction, multiplication, and division of fractions are the same ones used later when variables are added to do algebra problems.

Doubling the sugar requires cup. If you’re using a 1-cup measuring cup, your cup will runneth over. These fractions may be called improper, but they behave very well. Mixing it up with mixed numbers Improper fractions can get a bit awkward, but mixed numbers help clean up the act. Using a mixed number — one with both a whole number and a proper fraction — to express the same thing that an improper fraction expresses makes things easier to visualize. For example, instead of using the improper fraction , you can use the mixed number .