-2.15% is the change from 976 to 955
Calculation steps:
[( 955 - 976 ) ÷ 976] x 100 = -2.15%
Formula
Percentage change = [(955 - 976) / 976] x 100
Subtract the new number by the original number
955 - 976 = -21
-21 ÷ 976 = -0.02151639344262295
-0.02151639344262295 x 100 = -2.15%