This app is a fully working emulator of Casio calculator model DM-1200BM/ MS-120BM. The calculator includes tax and business functions which is very useful for professionals and small business owners.

Calculator features:-
* 12 digits
* Tax calculation (Sales tax/ VAT/ GST)
* Percentage (%)
* Cost/ selling price/ gross margin calculations
* Memory operations
* Grand total (GT)
* Square root
* +/- (Sign change)
* Arithmetic constant calculation
* Supports regional numeric format with dot (.) or comma () as decimal separator

Simple easy-to-use and reliable. Download this calculator app for free. Upgrade to premium version for ad-free experience. See the help screen for instructions on how to use the special keys.