18.25% is the change from 548 to 648
Calculation steps:
[( 648 - 548 ) ÷ 548] x 100 = 18.25%
Formula
Percentage change = [(648 - 548) / 548] x 100
Subtract the new number by the original number
648 - 548 = 100
100 ÷ 548 = 0.18248175182481752
0.18248175182481752 x 100 = 18.25%