Kevin Lieber of Vsauce2 demonstrates how mental math techniques allow for lightning fast arithmetic computations.
Hosted on MSN
Two digit operations fast | Mental math tricks
In this video, I explain how to perform two-digit operations quickly using mental strategies. We'll cover **addition**, **subtraction**, and **multiplication** by breaking down numbers into their tens ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results