57.91% is the change from 449 to 709
Calculation steps:
[( 709 - 449 ) ÷ 449] x 100 = 57.91%
Formula
Percentage change = [(709 - 449) / 449] x 100
Subtract the new number by the original number
709 - 449 = 260
260 ÷ 449 = 0.579064587973274
0.579064587973274 x 100 = 57.91%