-80.3% is the change from 853 to 168
Calculation steps:
[( 168 - 853 ) ÷ 853] x 100 = -80.3%
Formula
Percentage change = [(168 - 853) / 853] x 100
Subtract the new number by the original number
168 - 853 = -685
-685 ÷ 853 = -0.8030480656506448
-0.8030480656506448 x 100 = -80.3%