-79.83% is the change from 838 to 169
Calculation steps:
[( 169 - 838 ) ÷ 838] x 100 = -79.83%
Formula
Percentage change = [(169 - 838) / 838] x 100
Subtract the new number by the original number
169 - 838 = -669
-669 ÷ 838 = -0.7983293556085919
-0.7983293556085919 x 100 = -79.83%