-99.89% is the change from 903 to 1
Calculation steps:
[( 1 - 903 ) ÷ 903] x 100 = -99.89%
Formula
Percentage change = [(1 - 903) / 903] x 100
Subtract the new number by the original number
1 - 903 = -902
-902 ÷ 903 = -0.9988925802879292
-0.9988925802879292 x 100 = -99.89%