39.91% is the change from 426 to 596
Calculation steps:
[( 596 - 426 ) ÷ 426] x 100 = 39.91%
Formula
Percentage change = [(596 - 426) / 426] x 100
Subtract the new number by the original number
596 - 426 = 170
170 ÷ 426 = 0.39906103286384975
0.39906103286384975 x 100 = 39.91%