-81.99% is the change from 983 to 177
Calculation steps:
[( 177 - 983 ) ÷ 983] x 100 = -81.99%
Formula
Percentage change = [(177 - 983) / 983] x 100
Subtract the new number by the original number
177 - 983 = -806
-806 ÷ 983 = -0.8199389623601221
-0.8199389623601221 x 100 = -81.99%