22.57% is the change from 226 to 277
Calculation steps:
[( 277 - 226 ) ÷ 226] x 100 = 22.57%
Formula
Percentage change = [(277 - 226) / 226] x 100
Subtract the new number by the original number
277 - 226 = 51
51 ÷ 226 = 0.22566371681415928
0.22566371681415928 x 100 = 22.57%