-99.23% is the change from 906 to 7
Calculation steps:
[( 7 - 906 ) ÷ 906] x 100 = -99.23%
Formula
Percentage change = [(7 - 906) / 906] x 100
Subtract the new number by the original number
7 - 906 = -899
-899 ÷ 906 = -0.9922737306843267
-0.9922737306843267 x 100 = -99.23%