36.08% is the change from 388 to 528
Calculation steps:
[( 528 - 388 ) ÷ 388] x 100 = 36.08%
Formula
Percentage change = [(528 - 388) / 388] x 100
Subtract the new number by the original number
528 - 388 = 140
140 ÷ 388 = 0.36082474226804123
0.36082474226804123 x 100 = 36.08%