34.01% is the change from 394 to 528
Calculation steps:
[( 528 - 394 ) ÷ 394] x 100 = 34.01%
Formula
Percentage change = [(528 - 394) / 394] x 100
Subtract the new number by the original number
528 - 394 = 134
134 ÷ 394 = 0.3401015228426396
0.3401015228426396 x 100 = 34.01%