108.08% is the change from 421 to 876
Calculation steps:
[( 876 - 421 ) ÷ 421] x 100 = 108.08%
Formula
Percentage change = [(876 - 421) / 421] x 100
Subtract the new number by the original number
876 - 421 = 455
455 ÷ 421 = 1.0807600950118765
1.0807600950118765 x 100 = 108.08%