-79.86% is the change from 998 to 201
Calculation steps:
[( 201 - 998 ) ÷ 998] x 100 = -79.86%
Formula
Percentage change = [(201 - 998) / 998] x 100
Subtract the new number by the original number
201 - 998 = -797
-797 ÷ 998 = -0.7985971943887775
-0.7985971943887775 x 100 = -79.86%