-57.06% is the change from 906 to 389
Calculation steps:
[( 389 - 906 ) ÷ 906] x 100 = -57.06%
Formula
Percentage change = [(389 - 906) / 906] x 100
Subtract the new number by the original number
389 - 906 = -517
-517 ÷ 906 = -0.5706401766004415
-0.5706401766004415 x 100 = -57.06%