-77.9% is the change from 837 to 185
Calculation steps:
[( 185 - 837 ) ÷ 837] x 100 = -77.9%
Formula
Percentage change = [(185 - 837) / 837] x 100
Subtract the new number by the original number
185 - 837 = -652
-652 ÷ 837 = -0.7789725209080047
-0.7789725209080047 x 100 = -77.9%