-51.96% is the change from 866 to 416
Calculation steps:
[( 416 - 866 ) ÷ 866] x 100 = -51.96%
Formula
Percentage change = [(416 - 866) / 866] x 100
Subtract the new number by the original number
416 - 866 = -450
-450 ÷ 866 = -0.5196304849884527
-0.5196304849884527 x 100 = -51.96%