-81.37% is the change from 902 to 168
Calculation steps:
[( 168 - 902 ) ÷ 902] x 100 = -81.37%
Formula
Percentage change = [(168 - 902) / 902] x 100
Subtract the new number by the original number
168 - 902 = -734
-734 ÷ 902 = -0.8137472283813747
-0.8137472283813747 x 100 = -81.37%