12900% is the change from 1 to 130
Calculation steps:
[( 130 - 1 ) ÷ 1] x 100 = 12900%
Formula
Percentage change = [(130 - 1) / 1] x 100
Subtract the new number by the original number
130 - 1 = 129
129 ÷ 1 = 129
129 x 100 = 12900%
Example