20.18% is the change from 456 to 548
Calculation steps:
[( 548 - 456 ) ÷ 456] x 100 = 20.18%
Formula
Percentage change = [(548 - 456) / 456] x 100
Subtract the new number by the original number
548 - 456 = 92
92 ÷ 456 = 0.20175438596491227
0.20175438596491227 x 100 = 20.18%