-14.23% is the change from 780 to 669
Calculation steps:
[( 669 - 780 ) ÷ 780] x 100 = -14.23%
Formula
Percentage change = [(669 - 780) / 780] x 100
Subtract the new number by the original number
669 - 780 = -111
-111 ÷ 780 = -0.1423076923076923
-0.1423076923076923 x 100 = -14.23%