-0.31% is the change from 958 to 955
Calculation steps:
[( 955 - 958 ) ÷ 958] x 100 = -0.31%
Formula
Percentage change = [(955 - 958) / 958] x 100
Subtract the new number by the original number
955 - 958 = -3
-3 ÷ 958 = -0.003131524008350731
-0.003131524008350731 x 100 = -0.31%