-33.29% is the change from 751 to 501
Calculation steps:
[( 501 - 751 ) ÷ 751] x 100 = -33.29%
Formula
Percentage change = [(501 - 751) / 751] x 100
Subtract the new number by the original number
501 - 751 = -250
-250 ÷ 751 = -0.33288948069241014
-0.33288948069241014 x 100 = -33.29%