-88.87% is the change from 647 to 72
Calculation steps:
[( 72 - 647 ) ÷ 647] x 100 = -88.87%
Formula
Percentage change = [(72 - 647) / 647] x 100
Subtract the new number by the original number
72 - 647 = -575
-575 ÷ 647 = -0.8887171561051005
-0.8887171561051005 x 100 = -88.87%