-79.53% is the change from 816 to 167
Calculation steps:
[( 167 - 816 ) ÷ 816] x 100 = -79.53%
Formula
Percentage change = [(167 - 816) / 816] x 100
Subtract the new number by the original number
167 - 816 = -649
-649 ÷ 816 = -0.7953431372549019
-0.7953431372549019 x 100 = -79.53%