-99.18% is the change from 122 to 1
Calculation steps:
[( 1 - 122 ) ÷ 122] x 100 = -99.18%
Formula
Percentage change = [(1 - 122) / 122] x 100
Subtract the new number by the original number
1 - 122 = -121
-121 ÷ 122 = -0.9918032786885246
-0.9918032786885246 x 100 = -99.18%