Solutions to Rachinsky's 1001 Problems in Mental Arithmetic
by Valery Manokhin
Translated by Valery Manokhin, PhD
The essential companion to Rachinsky's 1001 Problems — every problem solved, every error corrected. Step-by-step arithmetic reasoning for all 1,001 problems in the 1899 collection, with 12 errata corrections to misprints in the original answer key (problems #188, #410, #454, #468, #519, #563, #705, #779, #796, #836, #889, #892 — independently verified). Includes a complete conversion table for pre-revolutionary Russian units (puds, funts, zolotniks, sazhens, arshins, vershoks, desyatinas, chetveriks). 257 pages, professionally typeset. Solutions organised by problem number to match the companion problem book exactly.
🇺🇸 Flexible level (mental arithmetic solutions companion)
🇬🇧 Flexible level
🇨🇦 Flexible level
Adults and self-learners welcome — great mathematics has no age limit.
Table of contents
12 chapters — the full contents of the printed book.
Introduction
Solutions 1–100
Solutions 101–200
Solutions 201–300
Solutions 301–400
Solutions 401–500
Solutions 501–600
Solutions 601–700
Solutions 701–800
Solutions 801–900
Solutions 901–1001
Appendix: Russian Units of Measurement
Formats and editions
| Format | Price | ISBN-13 | Where | Buy |
|---|---|---|---|---|
| $39.95 | — | Gumroad · Instant download | Buy → | |
| Paperback | $44.95 | 978-1-919012-25-4 | Amazon | Buy → |
| Hardcover | $54.95 | 978-1-919012-26-1 | Amazon | Buy → |
Prices are the publisher list prices. Amazon sets the final price in each store.
Product details
- Publisher
- Northern Star Academic Press
- Language
- English
- Translator
- Valery Manokhin, PhD
- Print length
- 257 pages
- First published
- 2026-07-19
Published by Northern Star Academic Press · First faithful English translation from the original Russian edition
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