62.1% is the change from 525 to 851
Calculation steps:
[( 851 - 525 ) ÷ 525] x 100 = 62.1%
Formula
Percentage change = [(851 - 525) / 525] x 100
Subtract the new number by the original number
851 - 525 = 326
326 ÷ 525 = 0.6209523809523809
0.6209523809523809 x 100 = 62.1%