-8.28% is the change from 459 to 421
Calculation steps:
[( 421 - 459 ) ÷ 459] x 100 = -8.28%
Formula
Percentage change = [(421 - 459) / 459] x 100
Subtract the new number by the original number
421 - 459 = -38
-38 ÷ 459 = -0.08278867102396514
-0.08278867102396514 x 100 = -8.28%