-14.01% is the change from 778 to 669
Calculation steps:
[( 669 - 778 ) ÷ 778] x 100 = -14.01%
Formula
Percentage change = [(669 - 778) / 778] x 100
Subtract the new number by the original number
669 - 778 = -109
-109 ÷ 778 = -0.14010282776349614
-0.14010282776349614 x 100 = -14.01%