-81.55% is the change from 721 to 133
Calculation steps:
[( 133 - 721 ) ÷ 721] x 100 = -81.55%
Formula
Percentage change = [(133 - 721) / 721] x 100
Subtract the new number by the original number
133 - 721 = -588
-588 ÷ 721 = -0.8155339805825242
-0.8155339805825242 x 100 = -81.55%