40.87% is the change from 389 to 548
Calculation steps:
[( 548 - 389 ) ÷ 389] x 100 = 40.87%
Formula
Percentage change = [(548 - 389) / 389] x 100
Subtract the new number by the original number
548 - 389 = 159
159 ÷ 389 = 0.4087403598971722
0.4087403598971722 x 100 = 40.87%