-97.87% is the change from 986 to 21
Calculation steps:
[( 21 - 986 ) ÷ 986] x 100 = -97.87%
Formula
Percentage change = [(21 - 986) / 986] x 100
Subtract the new number by the original number
21 - 986 = -965
-965 ÷ 986 = -0.9787018255578094
-0.9787018255578094 x 100 = -97.87%