-96.72% is the change from 853 to 28
Calculation steps:
[( 28 - 853 ) ÷ 853] x 100 = -96.72%
Formula
Percentage change = [(28 - 853) / 853] x 100
Subtract the new number by the original number
28 - 853 = -825
-825 ÷ 853 = -0.9671746776084408
-0.9671746776084408 x 100 = -96.72%