40.19% is the change from 428 to 600
Calculation steps:
[( 600 - 428 ) ÷ 428] x 100 = 40.19%
Formula
Percentage change = [(600 - 428) / 428] x 100
Subtract the new number by the original number
600 - 428 = 172
172 ÷ 428 = 0.40186915887850466
0.40186915887850466 x 100 = 40.19%