26.29% is the change from 525 to 663
Calculation steps:
[( 663 - 525 ) ÷ 525] x 100 = 26.29%
Formula
Percentage change = [(663 - 525) / 525] x 100
Subtract the new number by the original number
663 - 525 = 138
138 ÷ 525 = 0.26285714285714284
0.26285714285714284 x 100 = 26.29%