55.05% is the change from 525 to 814
Calculation steps:
[( 814 - 525 ) ÷ 525] x 100 = 55.05%
Formula
Percentage change = [(814 - 525) / 525] x 100
Subtract the new number by the original number
814 - 525 = 289
289 ÷ 525 = 0.5504761904761905
0.5504761904761905 x 100 = 55.05%