-15.73% is the change from 769 to 648
Calculation steps:
[( 648 - 769 ) ÷ 769] x 100 = -15.73%
Formula
Percentage change = [(648 - 769) / 769] x 100
Subtract the new number by the original number
648 - 769 = -121
-121 ÷ 769 = -0.15734720416124837
-0.15734720416124837 x 100 = -15.73%