-79.76% is the change from 993 to 201
Calculation steps:
[( 201 - 993 ) ÷ 993] x 100 = -79.76%
Formula
Percentage change = [(201 - 993) / 993] x 100
Subtract the new number by the original number
201 - 993 = -792
-792 ÷ 993 = -0.797583081570997
-0.797583081570997 x 100 = -79.76%