881.82% is the change from 66 to 648
Calculation steps:
[( 648 - 66 ) ÷ 66] x 100 = 881.82%
Formula
Percentage change = [(648 - 66) / 66] x 100
Subtract the new number by the original number
648 - 66 = 582
582 ÷ 66 = 8.818181818181818
8.818181818181818 x 100 = 881.82%