0.18% is the change from 548 to 549
Calculation steps:
[( 549 - 548 ) ÷ 548] x 100 = 0.18%
Formula
Percentage change = [(549 - 548) / 548] x 100
Subtract the new number by the original number
549 - 548 = 1
1 ÷ 548 = 0.0018248175182481751
0.0018248175182481751 x 100 = 0.18%