13400% is the change from 1 to 135
Calculation steps:
[( 135 - 1 ) ÷ 1] x 100 = 13400%
Formula
Percentage change = [(135 - 1) / 1] x 100
Subtract the new number by the original number
135 - 1 = 134
134 ÷ 1 = 134
134 x 100 = 13400%
Example