-84.21% is the change from 456 to 72
Calculation steps:
[( 72 - 456 ) ÷ 456] x 100 = -84.21%
Formula
Percentage change = [(72 - 456) / 456] x 100
Subtract the new number by the original number
72 - 456 = -384
-384 ÷ 456 = -0.8421052631578947
-0.8421052631578947 x 100 = -84.21%