39.85% is the change from 389 to 544
Calculation steps:
[( 544 - 389 ) ÷ 389] x 100 = 39.85%
Formula
Percentage change = [(544 - 389) / 389] x 100
Subtract the new number by the original number
544 - 389 = 155
155 ÷ 389 = 0.39845758354755784
0.39845758354755784 x 100 = 39.85%