-5.13% is the change from 507 to 481
Calculation steps:
[( 481 - 507 ) ÷ 507] x 100 = -5.13%
Formula
Percentage change = [(481 - 507) / 507] x 100
Subtract the new number by the original number
481 - 507 = -26
-26 ÷ 507 = -0.05128205128205128
-0.05128205128205128 x 100 = -5.13%