-8.39% is the change from 989 to 906
Calculation steps:
[( 906 - 989 ) ÷ 989] x 100 = -8.39%
Formula
Percentage change = [(906 - 989) / 989] x 100
Subtract the new number by the original number
906 - 989 = -83
-83 ÷ 989 = -0.0839231547017189
-0.0839231547017189 x 100 = -8.39%