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Almost all adults suffer a little math anxiety, especially when it comes to everyday problems they think they should be able to figure out in their heads. Want to figure the six percent sales tax on a $34.50 item? A 15 percent tip for a $13.75 check? The carpeting needed for a 121/2-by-17-foot room? No one learns how to do these mental calculations in school, where the emphasis is on paper-and-pencil techniques. With no math background required and no long list of rules to memorize, this book teaches average adults how to ...

Doing Simple Math in Your Head 2002, BPI (India) PVT Ltd, Mumbai

ISBN-13: 9788186982624

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Doing Simple Math in Your Head 2001, Chicago Review Press, Chicago, IL

ISBN-13: 9781556524233

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Doing Simple Math in Your Head 1992, Coast Pub.

ISBN-13: 9780962734151

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