-12.9% is the change from 744 to 648
Calculation steps:
[( 648 - 744 ) ÷ 744] x 100 = -12.9%
Formula
Percentage change = [(648 - 744) / 744] x 100
Subtract the new number by the original number
648 - 744 = -96
-96 ÷ 744 = -0.12903225806451613
-0.12903225806451613 x 100 = -12.9%