-9.16% is the change from 502 to 456
Calculation steps:
[( 456 - 502 ) ÷ 502] x 100 = -9.16%
Formula
Percentage change = [(456 - 502) / 502] x 100
Subtract the new number by the original number
456 - 502 = -46
-46 ÷ 502 = -0.09163346613545817
-0.09163346613545817 x 100 = -9.16%