865% is the change from 80 to 772
Calculation steps:
[( 772 - 80 ) ÷ 80] x 100 = 865%
Formula
Percentage change = [(772 - 80) / 80] x 100
Subtract the new number by the original number
772 - 80 = 692
692 ÷ 80 = 8.65
8.65 x 100 = 865%
Example