46.15% is the change from 156 to 228
Calculation steps:
[( 228 - 156 ) ÷ 156] x 100 = 46.15%
Formula
Percentage change = [(228 - 156) / 156] x 100
Subtract the new number by the original number
228 - 156 = 72
72 ÷ 156 = 0.46153846153846156
0.46153846153846156 x 100 = 46.15%