-97.32% is the change from 745 to 20
Calculation steps:
[( 20 - 745 ) ÷ 745] x 100 = -97.32%
Formula
Percentage change = [(20 - 745) / 745] x 100
Subtract the new number by the original number
20 - 745 = -725
-725 ÷ 745 = -0.9731543624161074
-0.9731543624161074 x 100 = -97.32%