-84.27% is the change from 496 to 78
Calculation steps:
[( 78 - 496 ) ÷ 496] x 100 = -84.27%
Formula
Percentage change = [(78 - 496) / 496] x 100
Subtract the new number by the original number
78 - 496 = -418
-418 ÷ 496 = -0.842741935483871
-0.842741935483871 x 100 = -84.27%