-39.25% is the change from 721 to 438
Calculation steps:
[( 438 - 721 ) ÷ 721] x 100 = -39.25%
Formula
Percentage change = [(438 - 721) / 721] x 100
Subtract the new number by the original number
438 - 721 = -283
-283 ÷ 721 = -0.3925104022191401
-0.3925104022191401 x 100 = -39.25%