22.37% is the change from 228 to 279
Calculation steps:
[( 279 - 228 ) ÷ 228] x 100 = 22.37%
Formula
Percentage change = [(279 - 228) / 228] x 100
Subtract the new number by the original number
279 - 228 = 51
51 ÷ 228 = 0.2236842105263158
0.2236842105263158 x 100 = 22.37%