-88.89% is the change from 72 to 8
Calculation steps:
[( 8 - 72 ) ÷ 72] x 100 = -88.89%
Formula
Percentage change = [(8 - 72) / 72] x 100
Subtract the new number by the original number
8 - 72 = -64
-64 ÷ 72 = -0.8888888888888888
-0.8888888888888888 x 100 = -88.89%