How many degrees Celsius in 45 kelvins?

How to convert 45 kelvins to degrees Celsius using the formula?

1 kelvin equals 1 degree Celsius. The difference between the scales is only in the starting point. To convert the temperature 45 kelvins from Celsius to kelvins, subtract a fixed value of 273.15 from the kelvins:

45 К - 273.15 = -228.15°С