211.37% is the change from 255 to 794
Calculation steps:
[( 794 - 255 ) ÷ 255] x 100 = 211.37%
Formula
Percentage change = [(794 - 255) / 255] x 100
Subtract the new number by the original number
794 - 255 = 539
539 ÷ 255 = 2.1137254901960785
2.1137254901960785 x 100 = 211.37%