-98.99% is the change from 496 to 5
Calculation steps:
[( 5 - 496 ) ÷ 496] x 100 = -98.99%
Formula
Percentage change = [(5 - 496) / 496] x 100
Subtract the new number by the original number
5 - 496 = -491
-491 ÷ 496 = -0.9899193548387096
-0.9899193548387096 x 100 = -98.99%