-82.8% is the change from 837 to 144
Calculation steps:
[( 144 - 837 ) ÷ 837] x 100 = -82.8%
Formula
Percentage change = [(144 - 837) / 837] x 100
Subtract the new number by the original number
144 - 837 = -693
-693 ÷ 837 = -0.8279569892473119
-0.8279569892473119 x 100 = -82.8%
Example