74.51% is the change from 455 to 794
Calculation steps:
[( 794 - 455 ) ÷ 455] x 100 = 74.51%
Formula
Percentage change = [(794 - 455) / 455] x 100
Subtract the new number by the original number
794 - 455 = 339
339 ÷ 455 = 0.7450549450549451
0.7450549450549451 x 100 = 74.51%