-85.9% is the change from 993 to 140
Calculation steps:
[( 140 - 993 ) ÷ 993] x 100 = -85.9%
Formula
Percentage change = [(140 - 993) / 993] x 100
Subtract the new number by the original number
140 - 993 = -853
-853 ÷ 993 = -0.8590130916414904
-0.8590130916414904 x 100 = -85.9%