-99.22% is the change from 899 to 7
Calculation steps:
[( 7 - 899 ) ÷ 899] x 100 = -99.22%
Formula
Percentage change = [(7 - 899) / 899] x 100
Subtract the new number by the original number
7 - 899 = -892
-892 ÷ 899 = -0.9922135706340378
-0.9922135706340378 x 100 = -99.22%