-24.9% is the change from 502 to 377
Calculation steps:
[( 377 - 502 ) ÷ 502] x 100 = -24.9%
Formula
Percentage change = [(377 - 502) / 502] x 100
Subtract the new number by the original number
377 - 502 = -125
-125 ÷ 502 = -0.24900398406374502
-0.24900398406374502 x 100 = -24.9%