35.63% is the change from 421 to 571
Calculation steps:
[( 571 - 421 ) ÷ 421] x 100 = 35.63%
Formula
Percentage change = [(571 - 421) / 421] x 100
Subtract the new number by the original number
571 - 421 = 150
150 ÷ 421 = 0.35629453681710216
0.35629453681710216 x 100 = 35.63%