-15.6% is the change from 955 to 806
Calculation steps:
[( 806 - 955 ) ÷ 955] x 100 = -15.6%
Formula
Percentage change = [(806 - 955) / 955] x 100
Subtract the new number by the original number
806 - 955 = -149
-149 ÷ 955 = -0.15602094240837697
-0.15602094240837697 x 100 = -15.6%