-84.61% is the change from 981 to 151
Calculation steps:
[( 151 - 981 ) ÷ 981] x 100 = -84.61%
Formula
Percentage change = [(151 - 981) / 981] x 100
Subtract the new number by the original number
151 - 981 = -830
-830 ÷ 981 = -0.8460754332313966
-0.8460754332313966 x 100 = -84.61%