52.69% is the change from 520 to 794
Calculation steps:
[( 794 - 520 ) ÷ 520] x 100 = 52.69%
Formula
Percentage change = [(794 - 520) / 520] x 100
Subtract the new number by the original number
794 - 520 = 274
274 ÷ 520 = 0.5269230769230769
0.5269230769230769 x 100 = 52.69%