79.08% is the change from 306 to 548
Calculation steps:
[( 548 - 306 ) ÷ 306] x 100 = 79.08%
Formula
Percentage change = [(548 - 306) / 306] x 100
Subtract the new number by the original number
548 - 306 = 242
242 ÷ 306 = 0.7908496732026143
0.7908496732026143 x 100 = 79.08%