814.08% is the change from 71 to 649
Calculation steps:
[( 649 - 71 ) ÷ 71] x 100 = 814.08%
Formula
Percentage change = [(649 - 71) / 71] x 100
Subtract the new number by the original number
649 - 71 = 578
578 ÷ 71 = 8.140845070422536
8.140845070422536 x 100 = 814.08%