-99.08% is the change from 983 to 9
Calculation steps:
[( 9 - 983 ) ÷ 983] x 100 = -99.08%
Formula
Percentage change = [(9 - 983) / 983] x 100
Subtract the new number by the original number
9 - 983 = -974
-974 ÷ 983 = -0.9908443540183113
-0.9908443540183113 x 100 = -99.08%