Simple Calculator *FLAT calc

Simple and Cute Calculator app.
Buttons consist to use daily calculation and large enough to easy to use.
【Function】
- Choice of themes from Six simple Calculator.
- The types of calculations are addition, subtraction, multiplication, division, route (square root), decimal point.
- Function buttons is Sales tax and discount.
- The Sales tax can change rate from settings.
【Key Description】
- AC Buttons - > Clear all
- X Buttons - > Erase one.
- Tax Buttons - > TAX
- Off Buttons - > discount
- Gear Buttons - > setting
*About tax calc
Set up 8 percent at first so You have to change to your state rate.