-65.83% is the change from 837 to 286
Calculation steps:
[( 286 - 837 ) ÷ 837] x 100 = -65.83%
Formula
Percentage change = [(286 - 837) / 837] x 100
Subtract the new number by the original number
286 - 837 = -551
-551 ÷ 837 = -0.6583034647550776
-0.6583034647550776 x 100 = -65.83%