0.34% is the change from 581 to 583
Calculation steps:
[( 583 - 581 ) ÷ 581] x 100 = 0.34%
Formula
Percentage change = [(583 - 581) / 581] x 100
Subtract the new number by the original number
583 - 581 = 2
2 ÷ 581 = 0.0034423407917383822
0.0034423407917383822 x 100 = 0.34%