47.44% is the change from 449 to 662
Calculation steps:
[( 662 - 449 ) ÷ 449] x 100 = 47.44%
Formula
Percentage change = [(662 - 449) / 449] x 100
Subtract the new number by the original number
662 - 449 = 213
213 ÷ 449 = 0.47438752783964366
0.47438752783964366 x 100 = 47.44%