-4.31% is the change from 998 to 955
Calculation steps:
[( 955 - 998 ) ÷ 998] x 100 = -4.31%
Formula
Percentage change = [(955 - 998) / 998] x 100
Subtract the new number by the original number
955 - 998 = -43
-43 ÷ 998 = -0.04308617234468938
-0.04308617234468938 x 100 = -4.31%