672.6% is the change from 73 to 564
Calculation steps:
[( 564 - 73 ) ÷ 73] x 100 = 672.6%
Formula
Percentage change = [(564 - 73) / 73] x 100
Subtract the new number by the original number
564 - 73 = 491
491 ÷ 73 = 6.726027397260274
6.726027397260274 x 100 = 672.6%