-85.67% is the change from 998 to 143
Calculation steps:
[( 143 - 998 ) ÷ 998] x 100 = -85.67%
Formula
Percentage change = [(143 - 998) / 998] x 100
Subtract the new number by the original number
143 - 998 = -855
-855 ÷ 998 = -0.8567134268537074
-0.8567134268537074 x 100 = -85.67%