5.43% is the change from 773 to 815
Calculation steps:
[( 815 - 773 ) ÷ 773] x 100 = 5.43%
Formula
Percentage change = [(815 - 773) / 773] x 100
Subtract the new number by the original number
815 - 773 = 42
42 ÷ 773 = 0.054333764553686936
0.054333764553686936 x 100 = 5.43%