-79.71% is the change from 833 to 169
Calculation steps:
[( 169 - 833 ) ÷ 833] x 100 = -79.71%
Formula
Percentage change = [(169 - 833) / 833] x 100
Subtract the new number by the original number
169 - 833 = -664
-664 ÷ 833 = -0.7971188475390156
-0.7971188475390156 x 100 = -79.71%