大きいボタンで押し間違いを防ぎ、大きい文字で見やすさアップ！

It is an 8-digit calculator that is easy to read and easy to press.The number of buttons and the number of digits displayed are reduced to maximize the buttons and calculated values.[Explanation of each button][ Tax Included ] ・ ・ ・ The displayed value is the tax included value.
(Press and hold for [ tax excluded ])[ Tax-excluded ] ・ ・ ・ The displayed value is the tax-excluded value.
(Press and hold for [ tax included ])[ Discount ] ・ ・ ・ Displays the list of discounted numerical values.
You can pull in the selected value.Press and hold to use the tax rate selection button [ ○○% ].
Press and hold the tax rate selection button to return to the [ Discount ] button.
If you tap the tax rate selection button, you can select two tax rates alternately.[ Settings ] ...
You can set consumption tax rate, discount rate of discount list, and delete all history information.[ End ] ・ ・ ・ Exit the application.If you tap the part where the calculated numerical value is displayed, up to the last 9 expressions and answers when " = " is pressed are displayed.
(If the formula is long, it will be abbreviated.)You can pull in the numerical value of the selected answer.[?
] ...
Delete the last digit.
If you press the [?
] button immediately after pressing the [ Clear ] button, the numerical value before clearing will be displayed.
..[ Clear ] ・ ・ ・ Clear the displayed value.[% ] ・ ・ ・ ・ The displayed value is divided by 100.[0]-[9] ...
Input the pressed value.[ + ] [-] [ × ] [ ÷ ] [ = ] ・ ・ Displays the four arithmetic operations and the operation results.[Explanation of Setting screen ]You can set the consumption tax rate and the discount rate on the discount screen.You can select the number of display digits from 8 to 12.
(Character size decreases as the number of digits increases)If you change from a large number of digits to a small number of digits, the value will be reset.If you select "Delete all" in "History information", you can reset the calculation history once.Furthermore, if you select "Save" when "Save the numerical value at the end", the confirmation screen at the end of the application will be omitted and the numerical value at the end will be displayed when the application starts.You can also select the theme.
(However, "System defaults" can be displayed and selected with android 10 or later.)