@[email protected]M to [email protected] • 1 year agoMental Calculation. In Public School of S. A. Rachinsky - Nikolay Bogdanov-Belsky (1895)upload.wikimedia.orgimagemessage-square3fedilinkarrow-up177arrow-down11
arrow-up176arrow-down1imageMental Calculation. In Public School of S. A. Rachinsky - Nikolay Bogdanov-Belsky (1895)upload.wikimedia.org@[email protected]M to [email protected] • 1 year agomessage-square3fedilink
minus-square@[email protected]linkfedilinkEnglish4•1 year agoI would never have guessed that result! What a weird coincidence.
I would never have guessed that result! What a weird coincidence.