-33.69% is the change from 757 to 502
Calculation steps:
[( 502 - 757 ) ÷ 757] x 100 = -33.69%
Formula
Percentage change = [(502 - 757) / 757] x 100
Subtract the new number by the original number
502 - 757 = -255
-255 ÷ 757 = -0.3368560105680317
-0.3368560105680317 x 100 = -33.69%