-40.06% is the change from 669 to 401
Calculation steps:
[( 401 - 669 ) ÷ 669] x 100 = -40.06%
Formula
Percentage change = [(401 - 669) / 669] x 100
Subtract the new number by the original number
401 - 669 = -268
-268 ÷ 669 = -0.40059790732436473
-0.40059790732436473 x 100 = -40.06%