-81.69% is the change from 721 to 132
Calculation steps:
[( 132 - 721 ) ÷ 721] x 100 = -81.69%
Formula
Percentage change = [(132 - 721) / 721] x 100
Subtract the new number by the original number
132 - 721 = -589
-589 ÷ 721 = -0.8169209431345353
-0.8169209431345353 x 100 = -81.69%