82.26% is the change from 389 to 709
Calculation steps:
[( 709 - 389 ) ÷ 389] x 100 = 82.26%
Formula
Percentage change = [(709 - 389) / 389] x 100
Subtract the new number by the original number
709 - 389 = 320
320 ÷ 389 = 0.8226221079691517
0.8226221079691517 x 100 = 82.26%