-12.2% is the change from 738 to 648
Calculation steps:
[( 648 - 738 ) ÷ 738] x 100 = -12.2%
Formula
Percentage change = [(648 - 738) / 738] x 100
Subtract the new number by the original number
648 - 738 = -90
-90 ÷ 738 = -0.12195121951219512
-0.12195121951219512 x 100 = -12.2%