69.27% is the change from 449 to 760
Calculation steps:
[( 760 - 449 ) ÷ 449] x 100 = 69.27%
Formula
Percentage change = [(760 - 449) / 449] x 100
Subtract the new number by the original number
760 - 449 = 311
311 ÷ 449 = 0.6926503340757239
0.6926503340757239 x 100 = 69.27%