-11.99% is the change from 984 to 866
Calculation steps:
[( 866 - 984 ) ÷ 984] x 100 = -11.99%
Formula
Percentage change = [(866 - 984) / 984] x 100
Subtract the new number by the original number
866 - 984 = -118
-118 ÷ 984 = -0.11991869918699187
-0.11991869918699187 x 100 = -11.99%