646.55% is the change from 116 to 866
Calculation steps:
[( 866 - 116 ) ÷ 116] x 100 = 646.55%
Formula
Percentage change = [(866 - 116) / 116] x 100
Subtract the new number by the original number
866 - 116 = 750
750 ÷ 116 = 6.4655172413793105
6.4655172413793105 x 100 = 646.55%