DerangedGoblin - 2014-12-16 In slight defense, this is NHK Global which is Japanese. It's not like CNN went "Let's go find a smart Asian and film her doing her job."
infinite zest - 2014-12-16 Weird. I've worked with calculators just like this (I think the same Casio model in fact) and while I was nowhere near this speed, it wouldn't keep up. Try this with your calculator at work or if you have a similar one at home. Just 5+5+5+5+5. Going at about this speed, not once did I come up with 25.
SolRo - 2014-12-16 it's the JDM version, the export models are slower.