3665.22% is the change from 23 to 866
Calculation steps:
[( 866 - 23 ) ÷ 23] x 100 = 3665.22%
Formula
Percentage change = [(866 - 23) / 23] x 100
Subtract the new number by the original number
866 - 23 = 843
843 ÷ 23 = 36.65217391304348
36.65217391304348 x 100 = 3665.22%