-99.2% is the change from 753 to 6
Calculation steps:
[( 6 - 753 ) ÷ 753] x 100 = -99.2%
Formula
Percentage change = [(6 - 753) / 753] x 100
Subtract the new number by the original number
6 - 753 = -747
-747 ÷ 753 = -0.9920318725099602
-0.9920318725099602 x 100 = -99.2%