-39.53% is the change from 721 to 436
Calculation steps:
[( 436 - 721 ) ÷ 721] x 100 = -39.53%
Formula
Percentage change = [(436 - 721) / 721] x 100
Subtract the new number by the original number
436 - 721 = -285
-285 ÷ 721 = -0.39528432732316227
-0.39528432732316227 x 100 = -39.53%