-61.86% is the change from 721 to 275
Calculation steps:
[( 275 - 721 ) ÷ 721] x 100 = -61.86%
Formula
Percentage change = [(275 - 721) / 721] x 100
Subtract the new number by the original number
275 - 721 = -446
-446 ÷ 721 = -0.6185852981969486
-0.6185852981969486 x 100 = -61.86%