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Название: Mathematical Fun, Games and Puzzles
Автор: Frohlichstein J.
This entertaining text, developed by a math teacher, uses puzzles and games to introduce the basic ideas and operations of arithmetic. Following the standard middle school curriculum, the book presents 418 problems and 120 illustrations that cover a wide range of topics: averages, fractions, decimals, percentages, powers, roots, and more. Puzzles range from easy to difficult.