-82.16% is the change from 992 to 177
Calculation steps:
[( 177 - 992 ) ÷ 992] x 100 = -82.16%
Formula
Percentage change = [(177 - 992) / 992] x 100
Subtract the new number by the original number
177 - 992 = -815
-815 ÷ 992 = -0.8215725806451613
-0.8215725806451613 x 100 = -82.16%