33.59% is the change from 393 to 525
Calculation steps:
[( 525 - 393 ) ÷ 393] x 100 = 33.59%
Formula
Percentage change = [(525 - 393) / 393] x 100
Subtract the new number by the original number
525 - 393 = 132
132 ÷ 393 = 0.33587786259541985
0.33587786259541985 x 100 = 33.59%