-83.12% is the change from 853 to 144
Calculation steps:
[( 144 - 853 ) ÷ 853] x 100 = -83.12%
Formula
Percentage change = [(144 - 853) / 853] x 100
Subtract the new number by the original number
144 - 853 = -709
-709 ÷ 853 = -0.8311840562719812
-0.8311840562719812 x 100 = -83.12%