-73.99% is the change from 496 to 129
Calculation steps:
[( 129 - 496 ) ÷ 496] x 100 = -73.99%
Formula
Percentage change = [(129 - 496) / 496] x 100
Subtract the new number by the original number
129 - 496 = -367
-367 ÷ 496 = -0.7399193548387096
-0.7399193548387096 x 100 = -73.99%