50.64% is the change from 391 to 589
Calculation steps:
[( 589 - 391 ) ÷ 391] x 100 = 50.64%
Formula
Percentage change = [(589 - 391) / 391] x 100
Subtract the new number by the original number
589 - 391 = 198
198 ÷ 391 = 0.5063938618925832
0.5063938618925832 x 100 = 50.64%