-98.08% is the change from 992 to 19
Calculation steps:
[( 19 - 992 ) ÷ 992] x 100 = -98.08%
Formula
Percentage change = [(19 - 992) / 992] x 100
Subtract the new number by the original number
19 - 992 = -973
-973 ÷ 992 = -0.9808467741935484
-0.9808467741935484 x 100 = -98.08%