3.46% is the change from 578 to 598
Calculation steps:
[( 598 - 578 ) ÷ 578] x 100 = 3.46%
Formula
Percentage change = [(598 - 578) / 578] x 100
Subtract the new number by the original number
598 - 578 = 20
20 ÷ 578 = 0.03460207612456748
0.03460207612456748 x 100 = 3.46%