1.29% is the change from 155 to 157
Calculation steps:
[( 157 - 155 ) ÷ 155] x 100 = 1.29%
Formula
Percentage change = [(157 - 155) / 155] x 100
Subtract the new number by the original number
157 - 155 = 2
2 ÷ 155 = 0.012903225806451613
0.012903225806451613 x 100 = 1.29%