-82.77% is the change from 853 to 147
Calculation steps:
[( 147 - 853 ) ÷ 853] x 100 = -82.77%
Formula
Percentage change = [(147 - 853) / 853] x 100
Subtract the new number by the original number
147 - 853 = -706
-706 ÷ 853 = -0.8276670574443142
-0.8276670574443142 x 100 = -82.77%