1.1% is the change from 543 to 549
Calculation steps:
[( 549 - 543 ) ÷ 543] x 100 = 1.1%
Formula
Percentage change = [(549 - 543) / 543] x 100
Subtract the new number by the original number
549 - 543 = 6
6 ÷ 543 = 0.011049723756906077
0.011049723756906077 x 100 = 1.1%