AddCalc PRO - Addre play online

Do you know the calculator of optimal adder method for an accounting calculation?
Try it on Android you always carry around.

Feature
- Sound effects (On/Off)
- Display switching function digit after the decimal point (FULL 0 ~ 6 digits)
- The (up-truncation Ri rounded-off) Rounding switching function
- 17 Number of significant digits
- Always display "GT:Grand Total"
- Always display "MR:Memory"
- BS:BackSpace function
- Android6:Image Button , Android4 ~ 5.1:Flat Button
How to use an adder calculator
(1010)+(55)-(65)=95
10 [] 10 [+=] 5 [] 5 [+=] 6 [] 5 [-] [GT]
1010Add55Add65Pull

% Calculation example : 500 + (500 12%) = 560
500 [+=] 12 [%] [+=]