805.48% is the change from 73 to 661
Calculation steps:
[( 661 - 73 ) ÷ 73] x 100 = 805.48%
Formula
Percentage change = [(661 - 73) / 73] x 100
Subtract the new number by the original number
661 - 73 = 588
588 ÷ 73 = 8.054794520547945
8.054794520547945 x 100 = 805.48%