-20.18% is the change from 773 to 617
Calculation steps:
[( 617 - 773 ) ÷ 773] x 100 = -20.18%
Formula
Percentage change = [(617 - 773) / 773] x 100
Subtract the new number by the original number
617 - 773 = -156
-156 ÷ 773 = -0.2018111254851229
-0.2018111254851229 x 100 = -20.18%