-1.14% is the change from 876 to 866
Calculation steps:
[( 866 - 876 ) ÷ 876] x 100 = -1.14%
Formula
Percentage change = [(866 - 876) / 876] x 100
Subtract the new number by the original number
866 - 876 = -10
-10 ÷ 876 = -0.01141552511415525
-0.01141552511415525 x 100 = -1.14%