This concise book covers many basic topics on ratios and percents, including equivalent ratios, proportions, scale drawings, rates, and percent change. Readers

"Learn about percents and ratios, including how to tell what's a better purchase, figuring out sales tax and discounts and appropriate tips"--

Having trouble with percents and ratios? With a clear and simple style, Lucille Caron and Phil St. Jacques help students get a handle on percents and ratios. Th

Explains the meanings of percents and ratios, discusses calculation techniques, and includes many examples.

A practical, skill-based introduction to data analysis and literacy We are swimming in a world of data, and this handy guide will keep you afloat while you lear