80800% is the change from 1 to 809
Calculation steps:
[( 809 - 1 ) ÷ 1] x 100 = 80800%
Formula
Percentage change = [(809 - 1) / 1] x 100
Subtract the new number by the original number
809 - 1 = 808
808 ÷ 1 = 808
808 x 100 = 80800%
Example