-79.93% is the change from 807 to 162
Calculation steps:
[( 162 - 807 ) ÷ 807] x 100 = -79.93%
Formula
Percentage change = [(162 - 807) / 807] x 100
Subtract the new number by the original number
162 - 807 = -645
-645 ÷ 807 = -0.7992565055762082
-0.7992565055762082 x 100 = -79.93%