97900% is the change from 1 to 980
Calculation steps:
[( 980 - 1 ) ÷ 1] x 100 = 97900%
Formula
Percentage change = [(980 - 1) / 1] x 100
Subtract the new number by the original number
980 - 1 = 979
979 ÷ 1 = 979
979 x 100 = 97900%
Example