18.68% is the change from 546 to 648
Calculation steps:
[( 648 - 546 ) ÷ 546] x 100 = 18.68%
Formula
Percentage change = [(648 - 546) / 546] x 100
Subtract the new number by the original number
648 - 546 = 102
102 ÷ 546 = 0.18681318681318682
0.18681318681318682 x 100 = 18.68%