37.19% is the change from 449 to 616
Calculation steps:
[( 616 - 449 ) ÷ 449] x 100 = 37.19%
Formula
Percentage change = [(616 - 449) / 449] x 100
Subtract the new number by the original number
616 - 449 = 167
167 ÷ 449 = 0.37193763919821826
0.37193763919821826 x 100 = 37.19%