-3.21% is the change from 747 to 723
Calculation steps:
[( 723 - 747 ) ÷ 747] x 100 = -3.21%
Formula
Percentage change = [(723 - 747) / 747] x 100
Subtract the new number by the original number
723 - 747 = -24
-24 ÷ 747 = -0.0321285140562249
-0.0321285140562249 x 100 = -3.21%