778.08% is the change from 73 to 641
Calculation steps:
[( 641 - 73 ) ÷ 73] x 100 = 778.08%
Formula
Percentage change = [(641 - 73) / 73] x 100
Subtract the new number by the original number
641 - 73 = 568
568 ÷ 73 = 7.780821917808219
7.780821917808219 x 100 = 778.08%