43.97% is the change from 423 to 609
Calculation steps:
[( 609 - 423 ) ÷ 423] x 100 = 43.97%
Formula
Percentage change = [(609 - 423) / 423] x 100
Subtract the new number by the original number
609 - 423 = 186
186 ÷ 423 = 0.4397163120567376
0.4397163120567376 x 100 = 43.97%