812.68% is the change from 71 to 648
Calculation steps:
[( 648 - 71 ) ÷ 71] x 100 = 812.68%
Formula
Percentage change = [(648 - 71) / 71] x 100
Subtract the new number by the original number
648 - 71 = 577
577 ÷ 71 = 8.126760563380282
8.126760563380282 x 100 = 812.68%