3107.41% is the change from 27 to 866
Calculation steps:
[( 866 - 27 ) ÷ 27] x 100 = 3107.41%
Formula
Percentage change = [(866 - 27) / 27] x 100
Subtract the new number by the original number
866 - 27 = 839
839 ÷ 27 = 31.074074074074073
31.074074074074073 x 100 = 3107.41%