-99.85% is the change from 656 to 1
Calculation steps:
[( 1 - 656 ) ÷ 656] x 100 = -99.85%
Formula
Percentage change = [(1 - 656) / 656] x 100
Subtract the new number by the original number
1 - 656 = -655
-655 ÷ 656 = -0.9984756097560976
-0.9984756097560976 x 100 = -99.85%