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The Sum of Numbers
by Carole Greene
Whether youre a seasoned mathelete or just a novice, Puzzles will give you the opportunity to flex your mind muscles. Author Carole J. Greene presents eighty math problems to help you learn, recall, or hone your skills. Featuring a word-problem format, these math puzzles require algebraic and analytical thinking. The puzzles become more complex throughout the book, challenging your mind and helping your skills to build. But dont be afraid to try the tough onesGreene offers a solutions section complete with explanations of how to arrive at the answers. So grab a pencil, a calculator, and your thinking cap, and prepare your brain for a workout!(2011, paperback, 72)