-99.84% is the change from 632 to 1
Calculation steps:
[( 1 - 632 ) ÷ 632] x 100 = -99.84%
Formula
Percentage change = [(1 - 632) / 632] x 100
Subtract the new number by the original number
1 - 632 = -631
-631 ÷ 632 = -0.9984177215189873
-0.9984177215189873 x 100 = -99.84%