Tax calculation apparatus, tax calculation method, and storage medium storing program

A tax calculation method of a tax calculation apparatus comprising a display and a printer, the method comprising:

• inputting numerical data in accordance with a user operation;
• accepting a tax calculation operation by a user;
• deriving tax calculation result data by executing a calculation based on the numerical data, in response to the input of the numerical data and the acceptance of the tax calculation operation, causing the display to display the tax calculation result data, and causing the printer to print tax calculation print data including the tax calculation result data and tax amount data corresponding to the tax calculation result data;
• and
• causing the display to display the tax amount data without printing, if the tax calculation operation is accepted in a state in which the tax calculation result data is displayed on the display.

A computer-readable non-transitory storage medium which stores a program for causing a computer comprising a display and a printer to execute processes of:

• inputting numerical data in accordance with a user operation;
• accepting a tax calculation operation by a user;
• deriving tax calculation result data by executing a calculation based on the numerical data, in response to the input of the numerical data and the acceptance of the tax calculation operation, causing the display to display the tax calculation result data, and causing the printer to print tax calculation print data including the tax calculation result data and tax amount data corresponding to the tax calculation result data;
• and
• causing the display to display the tax amount data without printing, if the tax calculation operation is accepted in a state in which the tax calculation result data is displayed on the display.