12200% is the change from 1 to 123
Calculation steps:
[( 123 - 1 ) ÷ 1] x 100 = 12200%
Formula
Percentage change = [(123 - 1) / 1] x 100
Subtract the new number by the original number
123 - 1 = 122
122 ÷ 1 = 122
122 x 100 = 12200%
Example