When the display changes (e.g., shows "TAX %" or a blinking number), type your tax rate using the number keys. Example: type 8 . 5 for 8.5%.
Slide the mode switch back from TAX SET to ON (or PRINT ). Now, press the TAX+ button once without entering any number. The display should show your stored tax rate. For a printing model, it will print something like “TAX % 8.5”. how to set tax rate in casio calculator
If you own a Casio calculator—particularly a desktop printing calculator like the HR-100TM , DR-210TM , FR-2650RC , or a non-printing model like the MS-80F —you have likely noticed the TAX+ , TAX- , and TAX SET keys. These buttons are incredibly useful for quickly adding or subtracting sales tax (VAT/GST) from a transaction. When the display changes (e