-4.38% is the change from 754 to 721
Calculation steps:
[( 721 - 754 ) ÷ 754] x 100 = -4.38%
Formula
Percentage change = [(721 - 754) / 754] x 100
Subtract the new number by the original number
721 - 754 = -33
-33 ÷ 754 = -0.04376657824933687
-0.04376657824933687 x 100 = -4.38%