105.57% is the change from 449 to 923
Calculation steps:
[( 923 - 449 ) ÷ 449] x 100 = 105.57%
Formula
Percentage change = [(923 - 449) / 449] x 100
Subtract the new number by the original number
923 - 449 = 474
474 ÷ 449 = 1.0556792873051224
1.0556792873051224 x 100 = 105.57%