-85.17% is the change from 998 to 148
Calculation steps:
[( 148 - 998 ) ÷ 998] x 100 = -85.17%
Formula
Percentage change = [(148 - 998) / 998] x 100
Subtract the new number by the original number
148 - 998 = -850
-850 ÷ 998 = -0.8517034068136272
-0.8517034068136272 x 100 = -85.17%