54.48% is the change from 525 to 811
Calculation steps:
[( 811 - 525 ) ÷ 525] x 100 = 54.48%
Formula
Percentage change = [(811 - 525) / 525] x 100
Subtract the new number by the original number
811 - 525 = 286
286 ÷ 525 = 0.5447619047619048
0.5447619047619048 x 100 = 54.48%