638.96% is the change from 77 to 569
Calculation steps:
[( 569 - 77 ) ÷ 77] x 100 = 638.96%
Formula
Percentage change = [(569 - 77) / 77] x 100
Subtract the new number by the original number
569 - 77 = 492
492 ÷ 77 = 6.3896103896103895
6.3896103896103895 x 100 = 638.96%