75.4% is the change from 313 to 549
Calculation steps:
[( 549 - 313 ) ÷ 313] x 100 = 75.4%
Formula
Percentage change = [(549 - 313) / 313] x 100
Subtract the new number by the original number
549 - 313 = 236
236 ÷ 313 = 0.7539936102236422
0.7539936102236422 x 100 = 75.4%