-32.5% is the change from 763 to 515
Calculation steps:
[( 515 - 763 ) ÷ 763] x 100 = -32.5%
Formula
Percentage change = [(515 - 763) / 763] x 100
Subtract the new number by the original number
515 - 763 = -248
-248 ÷ 763 = -0.32503276539973786
-0.32503276539973786 x 100 = -32.5%