-91.37% is the change from 452 to 39
Calculation steps:
[( 39 - 452 ) ÷ 452] x 100 = -91.37%
Formula
Percentage change = [(39 - 452) / 452] x 100
Subtract the new number by the original number
39 - 452 = -413
-413 ÷ 452 = -0.9137168141592921
-0.9137168141592921 x 100 = -91.37%