51.03% is the change from 390 to 589
Calculation steps:
[( 589 - 390 ) ÷ 390] x 100 = 51.03%
Formula
Percentage change = [(589 - 390) / 390] x 100
Subtract the new number by the original number
589 - 390 = 199
199 ÷ 390 = 0.5102564102564102
0.5102564102564102 x 100 = 51.03%