A Canadian math teacher has amazed TikTok users for her incredibly easy trick for multiplying any number by 11. The teacher, who has earned a huge following across social media platforms under the ...
Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...
A TikTok video of a novel, ancient multiplication method has gone viral. While the user, jesslouisec, calls the method Japanese multiplication and some mathematicians say it’s “Vedic multiplying,” its ...
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