2.45% is the change from 530 to 543
Calculation steps:
[( 543 - 530 ) ÷ 530] x 100 = 2.45%
Formula
Percentage change = [(543 - 530) / 530] x 100
Subtract the new number by the original number
543 - 530 = 13
13 ÷ 530 = 0.024528301886792454
0.024528301886792454 x 100 = 2.45%