-99.89% is the change from 930 to 1
Calculation steps:
[( 1 - 930 ) ÷ 930] x 100 = -99.89%
Formula
Percentage change = [(1 - 930) / 930] x 100
Subtract the new number by the original number
1 - 930 = -929
-929 ÷ 930 = -0.9989247311827957
-0.9989247311827957 x 100 = -99.89%