123.53% is the change from 102 to 228
Calculation steps:
[( 228 - 102 ) ÷ 102] x 100 = 123.53%
Formula
Percentage change = [(228 - 102) / 102] x 100
Subtract the new number by the original number
228 - 102 = 126
126 ÷ 102 = 1.2352941176470589
1.2352941176470589 x 100 = 123.53%