-13.95% is the change from 989 to 851
Calculation steps:
[( 851 - 989 ) ÷ 989] x 100 = -13.95%
Formula
Percentage change = [(851 - 989) / 989] x 100
Subtract the new number by the original number
851 - 989 = -138
-138 ÷ 989 = -0.13953488372093023
-0.13953488372093023 x 100 = -13.95%