34.35% is the change from 393 to 528
Calculation steps:
[( 528 - 393 ) ÷ 393] x 100 = 34.35%
Formula
Percentage change = [(528 - 393) / 393] x 100
Subtract the new number by the original number
528 - 393 = 135
135 ÷ 393 = 0.3435114503816794
0.3435114503816794 x 100 = 34.35%