-14.66% is the change from 955 to 815
Calculation steps:
[( 815 - 955 ) ÷ 955] x 100 = -14.66%
Formula
Percentage change = [(815 - 955) / 955] x 100
Subtract the new number by the original number
815 - 955 = -140
-140 ÷ 955 = -0.14659685863874344
-0.14659685863874344 x 100 = -14.66%