-39.67% is the change from 721 to 435
Calculation steps:
[( 435 - 721 ) ÷ 721] x 100 = -39.67%
Formula
Percentage change = [(435 - 721) / 721] x 100
Subtract the new number by the original number
435 - 721 = -286
-286 ÷ 721 = -0.39667128987517336
-0.39667128987517336 x 100 = -39.67%