@Calculator

@Calculator is basic and intuitive calculator for business.

【Features】
・Reviewing and correcting
・Regional display format(india format and so on)
・Four tax setting registration(vat, gst, and so on)
・20-digits display
・Internal high precision(40-digits)
・Standard key layout(portrait and landscape)
・Universal design and large keys
・Basic arithmetic, tax and unit price calculations
・repeat and constant calculations
・Compound interest using repeat calculation
・Undoing

【Instruction manual】
・Reviewing
Tap at calculation result when review indicator is showing.

・Correcting
Show review.
Tap a value you entered.
Tap a button "Correct", and then enter new value.

・Unit price calculation
e.g. 54 @ 3 + 38 @ 6 = 390
You can get total without using memory keys!

・TAX calculation
Tap [TAX]key(change to tax-keypad).
Tax Settings
(First, select tax settings from A, B, C, D.)
Tax Rate: to change a tax rate, tap current rate(initial value 0%)
Rounding: choose rounding mode for tax decimal.
Number of digit: choose number of digits for tax decimal.
Tap [TAX+] key
Add tax to current value.
Tap [TAX-] key
Subtract tax from current value.

・Settings
Display format
Select the display format.
US/JP/UK 1,234,567.12345
India 12,34,567.12345
EU1 1.234.567,12345
EU2 1 234 567,12345
JP2 123,4567.12345
SI 1 234 567.12345
Rounding
Select rounding calculation method of decimal.
UP : Round up
5/4: Rounding off
CUT: Truncation
Decimal digits
Select the number of digits
for rounding calculation of decimal.
F: No rounding calculation
4: Calculate rounding and make decimal 4 digits
3: Calculate rounding and make decimal 3 digits
2: Calculate rounding and make decimal 2 digits
1: Calculate rounding and make decimal 1 digits
0: Performs rounding calculation and sets it to decimal 0
A: Perform add mode calculation using auxiliary currency
Keypad
Select keypad settings.
Type
Basic : Standard calculation keypad
Full : All functions including memory key
Simiple: Simple and big keypad
Plus : Keypad for summation
Theme
Green : Color scheme to use in bright places
Dark : Dazzling color scheme even in dark places
Vibrate
On : Vibrate works when tapping
Off : Vibration is not used
Screen settings
Screen orientation
Auto : Follow to screen rotation
Portrait : Portrait only
Landscape: Landscape only
Stay awake
ON : Screen not sleep
OFF: Screen will sleep
Input order
(1st)@(2nd): First, input a left side of @. Second, input a right side of @.
(2nd)@(1st): First, input a right side of @. Second, input a left side of @.
Division sign
Choose your favourite.