The world is filled with many varieties of related number calculations
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A small reference guide written for children. The books describe in detail the types of calculations. And for a clear example, a whole addition scheme has been constructed in the form of a detailed description.
FL/625845/R
Data sheet
- Name of the Author
- Сергей Васищев Сергеевич
- Language
- Russian
5 books by the same author:
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A small reference guide written for children. The books describe in detail the types of calculations. And for a clear example, a whole addition scheme has be...