127.55% is the change from 421 to 958
Calculation steps:
[( 958 - 421 ) ÷ 421] x 100 = 127.55%
Formula
Percentage change = [(958 - 421) / 421] x 100
Subtract the new number by the original number
958 - 421 = 537
537 ÷ 421 = 1.2755344418052257
1.2755344418052257 x 100 = 127.55%