Everything's a battleground these days, isn't it? Even the makers of humble graphing calculators can't resist a scrap. Casio is now throwing down the gauntlet, announcing that its fx-CP400 will ...

A Casio fx-991ES has more functions but, of course, costs more. A quick Google revealed that if you press the right buttons, though, you can transform an fx-82ES into an fx-991ES.

amd FX-8350 vs Intel Core i3-8100 (GTX 1060) Games: Rainbow Six Siege Project Cars 2 - 00:55 Fallout 4 - 02:16 Grand Theft Auto V - 03:46 Assassin's Creed Origins - 04:45 The Witcher 3 - 06:36 Far ...