-32.68% is the change from 765 to 515
Calculation steps:
[( 515 - 765 ) ÷ 765] x 100 = -32.68%
Formula
Percentage change = [(515 - 765) / 765] x 100
Subtract the new number by the original number
515 - 765 = -250
-250 ÷ 765 = -0.32679738562091504
-0.32679738562091504 x 100 = -32.68%