-27.06% is the change from 669 to 488
Calculation steps:
[( 488 - 669 ) ÷ 669] x 100 = -27.06%
Formula
Percentage change = [(488 - 669) / 669] x 100
Subtract the new number by the original number
488 - 669 = -181
-181 ÷ 669 = -0.2705530642750374
-0.2705530642750374 x 100 = -27.06%