-13.25% is the change from 981 to 851
Calculation steps:
[( 851 - 981 ) ÷ 981] x 100 = -13.25%
Formula
Percentage change = [(851 - 981) / 981] x 100
Subtract the new number by the original number
851 - 981 = -130
-130 ÷ 981 = -0.1325178389398573
-0.1325178389398573 x 100 = -13.25%