-99.87% is the change from 763 to 1
Calculation steps:
[( 1 - 763 ) ÷ 763] x 100 = -99.87%
Formula
Percentage change = [(1 - 763) / 763] x 100
Subtract the new number by the original number
1 - 763 = -762
-762 ÷ 763 = -0.9986893840104849
-0.9986893840104849 x 100 = -99.87%