-9.66% is the change from 507 to 458
Calculation steps:
[( 458 - 507 ) ÷ 507] x 100 = -9.66%
Formula
Percentage change = [(458 - 507) / 507] x 100
Subtract the new number by the original number
458 - 507 = -49
-49 ÷ 507 = -0.09664694280078895
-0.09664694280078895 x 100 = -9.66%