49.89% is the change from 455 to 682
Calculation steps:
[( 682 - 455 ) ÷ 455] x 100 = 49.89%
Formula
Percentage change = [(682 - 455) / 455] x 100
Subtract the new number by the original number
682 - 455 = 227
227 ÷ 455 = 0.4989010989010989
0.4989010989010989 x 100 = 49.89%