-53.54% is the change from 721 to 335
Calculation steps:
[( 335 - 721 ) ÷ 721] x 100 = -53.54%
Formula
Percentage change = [(335 - 721) / 721] x 100
Subtract the new number by the original number
335 - 721 = -386
-386 ÷ 721 = -0.5353675450762829
-0.5353675450762829 x 100 = -53.54%