Mathematical Fun, Games and Puzzles 在線電子書 圖書標籤:
發表於2025-01-08
Mathematical Fun, Games and Puzzles 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2025
Following the content of the standard school curriculum, this book presents in 418 problems and diversions the basic ideas of arithmetic. Averages, fractions, decimals, percent, powers and roots, more. Shortcuts and checking methods also introduced in this enjoyable format. 120 illustrations.
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Mathematical Fun, Games and Puzzles 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2025