-79.84% is the change from 496 to 100
Calculation steps:
[( 100 - 496 ) ÷ 496] x 100 = -79.84%
Formula
Percentage change = [(100 - 496) / 496] x 100
Subtract the new number by the original number
100 - 496 = -396
-396 ÷ 496 = -0.7983870967741935
-0.7983870967741935 x 100 = -79.84%