-84.87% is the change from 998 to 151
Calculation steps:
[( 151 - 998 ) ÷ 998] x 100 = -84.87%
Formula
Percentage change = [(151 - 998) / 998] x 100
Subtract the new number by the original number
151 - 998 = -847
-847 ÷ 998 = -0.8486973947895792
-0.8486973947895792 x 100 = -84.87%