-53.47% is the change from 836 to 389
Calculation steps:
[( 389 - 836 ) ÷ 836] x 100 = -53.47%
Formula
Percentage change = [(389 - 836) / 836] x 100
Subtract the new number by the original number
389 - 836 = -447
-447 ÷ 836 = -0.534688995215311
-0.534688995215311 x 100 = -53.47%