3.49% is the change from 545 to 564
Calculation steps:
[( 564 - 545 ) ÷ 545] x 100 = 3.49%
Formula
Percentage change = [(564 - 545) / 545] x 100
Subtract the new number by the original number
564 - 545 = 19
19 ÷ 545 = 0.03486238532110092
0.03486238532110092 x 100 = 3.49%