45.22% is the change from 157 to 228
Calculation steps:
[( 228 - 157 ) ÷ 157] x 100 = 45.22%
Formula
Percentage change = [(228 - 157) / 157] x 100
Subtract the new number by the original number
228 - 157 = 71
71 ÷ 157 = 0.45222929936305734
0.45222929936305734 x 100 = 45.22%