-4.2% is the change from 524 to 502
Calculation steps:
[( 502 - 524 ) ÷ 524] x 100 = -4.2%
Formula
Percentage change = [(502 - 524) / 524] x 100
Subtract the new number by the original number
502 - 524 = -22
-22 ÷ 524 = -0.04198473282442748
-0.04198473282442748 x 100 = -4.2%