-11.21% is the change from 963 to 855
Calculation steps:
[( 855 - 963 ) ÷ 963] x 100 = -11.21%
Formula
Percentage change = [(855 - 963) / 963] x 100
Subtract the new number by the original number
855 - 963 = -108
-108 ÷ 963 = -0.11214953271028037
-0.11214953271028037 x 100 = -11.21%