64.38% is the change from 525 to 863
Calculation steps:
[( 863 - 525 ) ÷ 525] x 100 = 64.38%
Formula
Percentage change = [(863 - 525) / 525] x 100
Subtract the new number by the original number
863 - 525 = 338
338 ÷ 525 = 0.6438095238095238
0.6438095238095238 x 100 = 64.38%