-58.31% is the change from 866 to 361
Calculation steps:
[( 361 - 866 ) ÷ 866] x 100 = -58.31%
Formula
Percentage change = [(361 - 866) / 866] x 100
Subtract the new number by the original number
361 - 866 = -505
-505 ÷ 866 = -0.5831408775981525
-0.5831408775981525 x 100 = -58.31%