-0.4% is the change from 989 to 985
Calculation steps:
[( 985 - 989 ) ÷ 989] x 100 = -0.4%
Formula
Percentage change = [(985 - 989) / 989] x 100
Subtract the new number by the original number
985 - 989 = -4
-4 ÷ 989 = -0.004044489383215369
-0.004044489383215369 x 100 = -0.4%