-93.64% is the change from 833 to 53
Calculation steps:
[( 53 - 833 ) ÷ 833] x 100 = -93.64%
Formula
Percentage change = [(53 - 833) / 833] x 100
Subtract the new number by the original number
53 - 833 = -780
-780 ÷ 833 = -0.936374549819928
-0.936374549819928 x 100 = -93.64%