867.5% is the change from 80 to 774
Calculation steps:
[( 774 - 80 ) ÷ 80] x 100 = 867.5%
Formula
Percentage change = [(774 - 80) / 80] x 100
Subtract the new number by the original number
774 - 80 = 694
694 ÷ 80 = 8.675
8.675 x 100 = 867.5%
Example