-40.77% is the change from 677 to 401
Calculation steps:
[( 401 - 677 ) ÷ 677] x 100 = -40.77%
Formula
Percentage change = [(401 - 677) / 677] x 100
Subtract the new number by the original number
401 - 677 = -276
-276 ÷ 677 = -0.4076809453471196
-0.4076809453471196 x 100 = -40.77%