40.79% is the change from 304 to 428
Calculation steps:
[( 428 - 304 ) ÷ 304] x 100 = 40.79%
Formula
Percentage change = [(428 - 304) / 304] x 100
Subtract the new number by the original number
428 - 304 = 124
124 ÷ 304 = 0.40789473684210525
0.40789473684210525 x 100 = 40.79%