-11.95% is the change from 971 to 855
Calculation steps:
[( 855 - 971 ) ÷ 971] x 100 = -11.95%
Formula
Percentage change = [(855 - 971) / 971] x 100
Subtract the new number by the original number
855 - 971 = -116
-116 ÷ 971 = -0.11946446961894953
-0.11946446961894953 x 100 = -11.95%