![Why does the German version of the Casio fx-991EX, the fx-991DE X, have more functions than the US version? : r/calculators Why does the German version of the Casio fx-991EX, the fx-991DE X, have more functions than the US version? : r/calculators](http://i.imgur.com/Wu9vfjF.png)
Why does the German version of the Casio fx-991EX, the fx-991DE X, have more functions than the US version? : r/calculators
![Amazon.com: Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Everything Else Amazon.com: Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Everything Else](https://m.media-amazon.com/images/I/71mCfR49bYL._AC_SY450_.jpg)
Amazon.com: Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Everything Else
![Lama plus, authorised distributor of - consumables, computer accessories, injkets , toners, DVD, HP, Canon, Verbatim Lama plus, authorised distributor of - consumables, computer accessories, injkets , toners, DVD, HP, Canon, Verbatim](https://lamaplus.com/all/obr/600/ACCSFX991ZST.jpg)
Lama plus, authorised distributor of - consumables, computer accessories, injkets , toners, DVD, HP, Canon, Verbatim
Is it normal that the button for 'On' my Casio scientific calculator has is lower than the rest of the buttons? - Quora
![CASIO Calculator scientific 668 function FX991CEX - iPon - hardware and software news, reviews, webshop, forum CASIO Calculator scientific 668 function FX991CEX - iPon - hardware and software news, reviews, webshop, forum](https://media.icdn.hu/product/GalleryMod/2019-08/569763/resp/1283304_casio_szamologep_tudomanyos_668_funkcio_fx991cex.webp)
CASIO Calculator scientific 668 function FX991CEX - iPon - hardware and software news, reviews, webshop, forum
![Why does the German version of the Casio fx-991EX, the fx-991DE X, have more functions than the US version? : r/calculators Why does the German version of the Casio fx-991EX, the fx-991DE X, have more functions than the US version? : r/calculators](http://i.imgur.com/BH9vadx.png)