-24.7% is the change from 502 to 378
Calculation steps:
[( 378 - 502 ) ÷ 502] x 100 = -24.7%
Formula
Percentage change = [(378 - 502) / 502] x 100
Subtract the new number by the original number
378 - 502 = -124
-124 ÷ 502 = -0.24701195219123506
-0.24701195219123506 x 100 = -24.7%