120.31% is the change from 389 to 857
Calculation steps:
[( 857 - 389 ) ÷ 389] x 100 = 120.31%
Formula
Percentage change = [(857 - 389) / 389] x 100
Subtract the new number by the original number
857 - 389 = 468
468 ÷ 389 = 1.2030848329048842
1.2030848329048842 x 100 = 120.31%