-21.37% is the change from 833 to 655
Calculation steps:
[( 655 - 833 ) ÷ 833] x 100 = -21.37%
Formula
Percentage change = [(655 - 833) / 833] x 100
Subtract the new number by the original number
655 - 833 = -178
-178 ÷ 833 = -0.21368547418967587
-0.21368547418967587 x 100 = -21.37%