3.91% is the change from 537 to 558
Calculation steps:
[( 558 - 537 ) ÷ 537] x 100 = 3.91%
Formula
Percentage change = [(558 - 537) / 537] x 100
Subtract the new number by the original number
558 - 537 = 21
21 ÷ 537 = 0.03910614525139665
0.03910614525139665 x 100 = 3.91%