81.19% is the change from 303 to 549
Calculation steps:
[( 549 - 303 ) ÷ 303] x 100 = 81.19%
Formula
Percentage change = [(549 - 303) / 303] x 100
Subtract the new number by the original number
549 - 303 = 246
246 ÷ 303 = 0.8118811881188119
0.8118811881188119 x 100 = 81.19%