-40.94% is the change from 679 to 401
Calculation steps:
[( 401 - 679 ) ÷ 679] x 100 = -40.94%
Formula
Percentage change = [(401 - 679) / 679] x 100
Subtract the new number by the original number
401 - 679 = -278
-278 ÷ 679 = -0.40942562592047127
-0.40942562592047127 x 100 = -40.94%