75.6% is the change from 455 to 799
Calculation steps:
[( 799 - 455 ) ÷ 455] x 100 = 75.6%
Formula
Percentage change = [(799 - 455) / 455] x 100
Subtract the new number by the original number
799 - 455 = 344
344 ÷ 455 = 0.756043956043956
0.756043956043956 x 100 = 75.6%