-57.16% is the change from 866 to 371
Calculation steps:
[( 371 - 866 ) ÷ 866] x 100 = -57.16%
Formula
Percentage change = [(371 - 866) / 866] x 100
Subtract the new number by the original number
371 - 866 = -495
-495 ÷ 866 = -0.5715935334872979
-0.5715935334872979 x 100 = -57.16%