49800% is the change from 1 to 499
Calculation steps:
[( 499 - 1 ) ÷ 1] x 100 = 49800%
Formula
Percentage change = [(499 - 1) / 1] x 100
Subtract the new number by the original number
499 - 1 = 498
498 ÷ 1 = 498
498 x 100 = 49800%
Example