855.56% is the change from 81 to 774
Calculation steps:
[( 774 - 81 ) ÷ 81] x 100 = 855.56%
Formula
Percentage change = [(774 - 81) / 81] x 100
Subtract the new number by the original number
774 - 81 = 693
693 ÷ 81 = 8.555555555555555
8.555555555555555 x 100 = 855.56%