630% is the change from 80 to 584
Calculation steps:
[( 584 - 80 ) ÷ 80] x 100 = 630%
Formula
Percentage change = [(584 - 80) / 80] x 100
Subtract the new number by the original number
584 - 80 = 504
504 ÷ 80 = 6.3
6.3 x 100 = 630%
Example