おはじきでわかる！文字式計算 (Japanese Edition)
by 後藤卓也
A practical Japanese guide that teaches algebraic expressions using abacus methods for clearer understanding.
About This Book
This book introduces algebraic expressions through the use of traditional Japanese calculation tools.
Readers can explore fundamental math concepts in an accessible and visual way.
The content focuses on building a strong foundation for understanding letters and formulas.
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