-99.04% is the change from 933 to 9
Calculation steps:
[( 9 - 933 ) ÷ 933] x 100 = -99.04%
Formula
Percentage change = [(9 - 933) / 933] x 100
Subtract the new number by the original number
9 - 933 = -924
-924 ÷ 933 = -0.9903536977491961
-0.9903536977491961 x 100 = -99.04%