Ratios and Percents: It's Easy
Rebecca Wingard-Nelson
Paperback
(Enslow Publishers, Jan. 1, 2014)
This clear and concise book covers many basic topics on ratios and percents, including equivalent ratios, proportions, scale drawings, rates, and percent change. Learn to find sales tax, sale prices, interest, and tips. Read this book from beginning to end, or it use it to review a specific topic.
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