-36.2% is the change from 989 to 631
Calculation steps:
[( 631 - 989 ) ÷ 989] x 100 = -36.2%
Formula
Percentage change = [(631 - 989) / 989] x 100
Subtract the new number by the original number
631 - 989 = -358
-358 ÷ 989 = -0.3619817997977755
-0.3619817997977755 x 100 = -36.2%