-11.18% is the change from 975 to 866
Calculation steps:
[( 866 - 975 ) ÷ 975] x 100 = -11.18%
Formula
Percentage change = [(866 - 975) / 975] x 100
Subtract the new number by the original number
866 - 975 = -109
-109 ÷ 975 = -0.1117948717948718
-0.1117948717948718 x 100 = -11.18%