-88% is the change from 600 to 72
Calculation steps:
[( 72 - 600 ) ÷ 600] x 100 = -88%
Formula
Percentage change = [(72 - 600) / 600] x 100
Subtract the new number by the original number
72 - 600 = -528
-528 ÷ 600 = -0.88
-0.88 x 100 = -88%
Example