571.05% is the change from 38 to 255
Calculation steps:
[( 255 - 38 ) ÷ 38] x 100 = 571.05%
Formula
Percentage change = [(255 - 38) / 38] x 100
Subtract the new number by the original number
255 - 38 = 217
217 ÷ 38 = 5.7105263157894735
5.7105263157894735 x 100 = 571.05%