40.95% is the change from 420 to 592
Calculation steps:
[( 592 - 420 ) ÷ 420] x 100 = 40.95%
Formula
Percentage change = [(592 - 420) / 420] x 100
Subtract the new number by the original number
592 - 420 = 172
172 ÷ 420 = 0.4095238095238095
0.4095238095238095 x 100 = 40.95%