813.24% is the change from 68 to 621
Calculation steps:
[( 621 - 68 ) ÷ 68] x 100 = 813.24%
Formula
Percentage change = [(621 - 68) / 68] x 100
Subtract the new number by the original number
621 - 68 = 553
553 ÷ 68 = 8.132352941176471
8.132352941176471 x 100 = 813.24%