-99.76% is the change from 833 to 2
Calculation steps:
[( 2 - 833 ) ÷ 833] x 100 = -99.76%
Formula
Percentage change = [(2 - 833) / 833] x 100
Subtract the new number by the original number
2 - 833 = -831
-831 ÷ 833 = -0.9975990396158463
-0.9975990396158463 x 100 = -99.76%