77.95% is the change from 449 to 799
Calculation steps:
[( 799 - 449 ) ÷ 449] x 100 = 77.95%
Formula
Percentage change = [(799 - 449) / 449] x 100
Subtract the new number by the original number
799 - 449 = 350
350 ÷ 449 = 0.779510022271715
0.779510022271715 x 100 = 77.95%