This is a Simple Scientific Calculator with many options, this calculator has binary to decimal , decimal to hex and vise versa conversion option. This Scientific calculator is light weight and graphically appealing,
This calculator can be used to for binary and hex addition , subtraction , division , multiplication too.
this calculator can be used for trigonometric ( sign , cos , tan ) calculation too.
![How to download Casio fx-991ES Plus 2nd Edition Emulator for PC [2020] screenshot 1](https://i.ytimg.com/vi/hyGf_JpCnMg/mqdefault.jpg)
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