-34.8% is the change from 773 to 504
Calculation steps:
[( 504 - 773 ) ÷ 773] x 100 = -34.8%
Formula
Percentage change = [(504 - 773) / 773] x 100
Subtract the new number by the original number
504 - 773 = -269
-269 ÷ 773 = -0.34799482535575677
-0.34799482535575677 x 100 = -34.8%