The Complete Idiot's Guide to Pre-Algebra
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'Pre-algebra' covers the maths techniques that everyone should know to navigate successfully through everyday life. This introduction sets out to provoke your mathematical creativity and curiosity, providing hints, tips and cautions alongside sample problems that will help you both to revise your existing knowledge and to learn new skills for dealing with such topics as fractions and percentages, area and volume, and the analysis of statistical data. American spelling. Age 11+ NB: there are errors in some of the examples.