-18.68% is the change from 669 to 544
Calculation steps:
[( 544 - 669 ) ÷ 669] x 100 = -18.68%
Formula
Percentage change = [(544 - 669) / 669] x 100
Subtract the new number by the original number
544 - 669 = -125
-125 ÷ 669 = -0.18684603886397608
-0.18684603886397608 x 100 = -18.68%