-2.41% is the change from 415 to 405
Calculation steps:
[( 405 - 415 ) ÷ 415] x 100 = -2.41%
Formula
Percentage change = [(405 - 415) / 415] x 100
Subtract the new number by the original number
405 - 415 = -10
-10 ÷ 415 = -0.024096385542168676
-0.024096385542168676 x 100 = -2.41%