127.08% is the change from 421 to 956
Calculation steps:
[( 956 - 421 ) ÷ 421] x 100 = 127.08%
Formula
Percentage change = [(956 - 421) / 421] x 100
Subtract the new number by the original number
956 - 421 = 535
535 ÷ 421 = 1.2707838479809976
1.2707838479809976 x 100 = 127.08%