37.35% is the change from 423 to 581
Calculation steps:
[( 581 - 423 ) ÷ 423] x 100 = 37.35%
Formula
Percentage change = [(581 - 423) / 423] x 100
Subtract the new number by the original number
581 - 423 = 158
158 ÷ 423 = 0.3735224586288416
0.3735224586288416 x 100 = 37.35%