-35.32% is the change from 773 to 500
Calculation steps:
[( 500 - 773 ) ÷ 773] x 100 = -35.32%
Formula
Percentage change = [(500 - 773) / 773] x 100
Subtract the new number by the original number
500 - 773 = -273
-273 ÷ 773 = -0.35316946959896506
-0.35316946959896506 x 100 = -35.32%