-10.59% is the change from 538 to 481
Calculation steps:
[( 481 - 538 ) ÷ 538] x 100 = -10.59%
Formula
Percentage change = [(481 - 538) / 538] x 100
Subtract the new number by the original number
481 - 538 = -57
-57 ÷ 538 = -0.10594795539033457
-0.10594795539033457 x 100 = -10.59%