55.68% is the change from 449 to 699
Calculation steps:
[( 699 - 449 ) ÷ 449] x 100 = 55.68%
Formula
Percentage change = [(699 - 449) / 449] x 100
Subtract the new number by the original number
699 - 449 = 250
250 ÷ 449 = 0.5567928730512249
0.5567928730512249 x 100 = 55.68%