-27.61% is the change from 996 to 721
Calculation steps:
[( 721 - 996 ) ÷ 996] x 100 = -27.61%
Formula
Percentage change = [(721 - 996) / 996] x 100
Subtract the new number by the original number
721 - 996 = -275
-275 ÷ 996 = -0.2761044176706827
-0.2761044176706827 x 100 = -27.61%