-81.05% is the change from 876 to 166
Calculation steps:
[( 166 - 876 ) ÷ 876] x 100 = -81.05%
Formula
Percentage change = [(166 - 876) / 876] x 100
Subtract the new number by the original number
166 - 876 = -710
-710 ÷ 876 = -0.8105022831050228
-0.8105022831050228 x 100 = -81.05%