Add Yahoo as a preferred source to see more of our stories on Google. A mom on TikTok filmed herself trying a spooky math trick — and the results have gone totally viral! Wife and mom, Vera Rivera ...
This math trick can help you multiply any two-digit number by 11. Arlene Resendiz is TikTok’s resident math whiz. When she’s not working as a professional tutor, she’s teaching the internet the ...