-3.92% is the change from 994 to 955
Calculation steps:
[( 955 - 994 ) ÷ 994] x 100 = -3.92%
Formula
Percentage change = [(955 - 994) / 994] x 100
Subtract the new number by the original number
955 - 994 = -39
-39 ÷ 994 = -0.039235412474849095
-0.039235412474849095 x 100 = -3.92%