-67.68% is the change from 721 to 233
Calculation steps:
[( 233 - 721 ) ÷ 721] x 100 = -67.68%
Formula
Percentage change = [(233 - 721) / 721] x 100
Subtract the new number by the original number
233 - 721 = -488
-488 ÷ 721 = -0.6768377253814147
-0.6768377253814147 x 100 = -67.68%