-4.98% is the change from 502 to 477
Calculation steps:
[( 477 - 502 ) ÷ 502] x 100 = -4.98%
Formula
Percentage change = [(477 - 502) / 502] x 100
Subtract the new number by the original number
477 - 502 = -25
-25 ÷ 502 = -0.049800796812749
-0.049800796812749 x 100 = -4.98%