9.96% is the change from 773 to 850
Calculation steps:
[( 850 - 773 ) ÷ 773] x 100 = 9.96%
Formula
Percentage change = [(850 - 773) / 773] x 100
Subtract the new number by the original number
850 - 773 = 77
77 ÷ 773 = 0.09961190168175937
0.09961190168175937 x 100 = 9.96%