-34.29% is the change from 767 to 504
Calculation steps:
[( 504 - 767 ) ÷ 767] x 100 = -34.29%
Formula
Percentage change = [(504 - 767) / 767] x 100
Subtract the new number by the original number
504 - 767 = -263
-263 ÷ 767 = -0.3428943937418514
-0.3428943937418514 x 100 = -34.29%