800% is the change from 72 to 648
Calculation steps:
[( 648 - 72 ) ÷ 72] x 100 = 800%
Formula
Percentage change = [(648 - 72) / 72] x 100
Subtract the new number by the original number
648 - 72 = 576
576 ÷ 72 = 8
8 x 100 = 800%
Example