-52.03% is the change from 811 to 389
Calculation steps:
[( 389 - 811 ) ÷ 811] x 100 = -52.03%
Formula
Percentage change = [(389 - 811) / 811] x 100
Subtract the new number by the original number
389 - 811 = -422
-422 ÷ 811 = -0.5203452527743526
-0.5203452527743526 x 100 = -52.03%