-24.85% is the change from 507 to 381
Calculation steps:
[( 381 - 507 ) ÷ 507] x 100 = -24.85%
Formula
Percentage change = [(381 - 507) / 507] x 100
Subtract the new number by the original number
381 - 507 = -126
-126 ÷ 507 = -0.2485207100591716
-0.2485207100591716 x 100 = -24.85%