-99.77% is the change from 869 to 2
Calculation steps:
[( 2 - 869 ) ÷ 869] x 100 = -99.77%
Formula
Percentage change = [(2 - 869) / 869] x 100
Subtract the new number by the original number
2 - 869 = -867
-867 ÷ 869 = -0.997698504027618
-0.997698504027618 x 100 = -99.77%