761.04% is the change from 77 to 663
Calculation steps:
[( 663 - 77 ) ÷ 77] x 100 = 761.04%
Formula
Percentage change = [(663 - 77) / 77] x 100
Subtract the new number by the original number
663 - 77 = 586
586 ÷ 77 = 7.6103896103896105
7.6103896103896105 x 100 = 761.04%