Yahoo

Tutor's 'insane' math trick apparently 'works every time'

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 ...
Yahoo

Tutor's 'insane' math trick apparently 'works every time': 'Why didn't teachers show us this?'

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 ...
PBS

Susanna Post - Math Tricks

Before you submit an error, please consult our Video Help page. Rise and Shine is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...