How To Set Tax Rate In Casio Calculator (2027)

How to Set/Change the Tax Rate (Method 2: Older/Alternative Models)

If holding down the percentage key does nothing, your model might require you to hold the key while pressing % , or your model may use Method 2 outlined above. Ensure you are holding the button down long enough; three to five seconds can feel surprisingly long. The calculator displays an error screen. how to set tax rate in casio calculator