-98.68% is the change from 984 to 13
Calculation steps:
[( 13 - 984 ) ÷ 984] x 100 = -98.68%
Formula
Percentage change = [(13 - 984) / 984] x 100
Subtract the new number by the original number
13 - 984 = -971
-971 ÷ 984 = -0.9867886178861789
-0.9867886178861789 x 100 = -98.68%