43.12% is the change from 109 to 156
Calculation steps:
[( 156 - 109 ) ÷ 109] x 100 = 43.12%
Formula
Percentage change = [(156 - 109) / 109] x 100
Subtract the new number by the original number
156 - 109 = 47
47 ÷ 109 = 0.43119266055045874
0.43119266055045874 x 100 = 43.12%