8.44% is the change from 770 to 835
Calculation steps:
[( 835 - 770 ) ÷ 770] x 100 = 8.44%
Formula
Percentage change = [(835 - 770) / 770] x 100
Subtract the new number by the original number
835 - 770 = 65
65 ÷ 770 = 0.08441558441558442
0.08441558441558442 x 100 = 8.44%