358.2% is the change from 189 to 866
Calculation steps:
[( 866 - 189 ) ÷ 189] x 100 = 358.2%
Formula
Percentage change = [(866 - 189) / 189] x 100
Subtract the new number by the original number
866 - 189 = 677
677 ÷ 189 = 3.582010582010582
3.582010582010582 x 100 = 358.2%