2.2% is the change from 955 to 976
Calculation steps:
[( 976 - 955 ) ÷ 955] x 100 = 2.2%
Formula
Percentage change = [(976 - 955) / 955] x 100
Subtract the new number by the original number
976 - 955 = 21
21 ÷ 955 = 0.02198952879581152
0.02198952879581152 x 100 = 2.2%