-75.63% is the change from 837 to 204
Calculation steps:
[( 204 - 837 ) ÷ 837] x 100 = -75.63%
Formula
Percentage change = [(204 - 837) / 837] x 100
Subtract the new number by the original number
204 - 837 = -633
-633 ÷ 837 = -0.7562724014336918
-0.7562724014336918 x 100 = -75.63%