-33.51% is the change from 755 to 502
Calculation steps:
[( 502 - 755 ) ÷ 755] x 100 = -33.51%
Formula
Percentage change = [(502 - 755) / 755] x 100
Subtract the new number by the original number
502 - 755 = -253
-253 ÷ 755 = -0.3350993377483444
-0.3350993377483444 x 100 = -33.51%