-5.38% is the change from 502 to 475
Calculation steps:
[( 475 - 502 ) ÷ 502] x 100 = -5.38%
Formula
Percentage change = [(475 - 502) / 502] x 100
Subtract the new number by the original number
475 - 502 = -27
-27 ÷ 502 = -0.053784860557768925
-0.053784860557768925 x 100 = -5.38%