-99.05% is the change from 946 to 9
Calculation steps:
[( 9 - 946 ) ÷ 946] x 100 = -99.05%
Formula
Percentage change = [(9 - 946) / 946] x 100
Subtract the new number by the original number
9 - 946 = -937
-937 ÷ 946 = -0.9904862579281184
-0.9904862579281184 x 100 = -99.05%