103.79% is the change from 449 to 915
Calculation steps:
[( 915 - 449 ) ÷ 449] x 100 = 103.79%
Formula
Percentage change = [(915 - 449) / 449] x 100
Subtract the new number by the original number
915 - 449 = 466
466 ÷ 449 = 1.0378619153674833
1.0378619153674833 x 100 = 103.79%