820.55% is the change from 73 to 672
Calculation steps:
[( 672 - 73 ) ÷ 73] x 100 = 820.55%
Formula
Percentage change = [(672 - 73) / 73] x 100
Subtract the new number by the original number
672 - 73 = 599
599 ÷ 73 = 8.205479452054794
8.205479452054794 x 100 = 820.55%