29.41% is the change from 408 to 528
Calculation steps:
[( 528 - 408 ) ÷ 408] x 100 = 29.41%
Formula
Percentage change = [(528 - 408) / 408] x 100
Subtract the new number by the original number
528 - 408 = 120
120 ÷ 408 = 0.29411764705882354
0.29411764705882354 x 100 = 29.41%