713.75% is the change from 80 to 651
Calculation steps:
[( 651 - 80 ) ÷ 80] x 100 = 713.75%
Formula
Percentage change = [(651 - 80) / 80] x 100
Subtract the new number by the original number
651 - 80 = 571
571 ÷ 80 = 7.1375
7.1375 x 100 = 713.75%
Example