-90.4% is the change from 750 to 72
Calculation steps:
[( 72 - 750 ) ÷ 750] x 100 = -90.4%
Formula
Percentage change = [(72 - 750) / 750] x 100
Subtract the new number by the original number
72 - 750 = -678
-678 ÷ 750 = -0.904
-0.904 x 100 = -90.4%
Example