-99.89% is the change from 901 to 1
Calculation steps:
[( 1 - 901 ) ÷ 901] x 100 = -99.89%
Formula
Percentage change = [(1 - 901) / 901] x 100
Subtract the new number by the original number
1 - 901 = -900
-900 ÷ 901 = -0.9988901220865705
-0.9988901220865705 x 100 = -99.89%