40.46% is the change from 304 to 427
Calculation steps:
[( 427 - 304 ) ÷ 304] x 100 = 40.46%
Formula
Percentage change = [(427 - 304) / 304] x 100
Subtract the new number by the original number
427 - 304 = 123
123 ÷ 304 = 0.40460526315789475
0.40460526315789475 x 100 = 40.46%