-99.8% is the change from 992 to 2
Calculation steps:
[( 2 - 992 ) ÷ 992] x 100 = -99.8%
Formula
Percentage change = [(2 - 992) / 992] x 100
Subtract the new number by the original number
2 - 992 = -990
-990 ÷ 992 = -0.9979838709677419
-0.9979838709677419 x 100 = -99.8%