129.51% is the change from 122 to 280
Calculation steps:
[( 280 - 122 ) ÷ 122] x 100 = 129.51%
Formula
Percentage change = [(280 - 122) / 122] x 100
Subtract the new number by the original number
280 - 122 = 158
158 ÷ 122 = 1.2950819672131149
1.2950819672131149 x 100 = 129.51%