-15.96% is the change from 996 to 837
Calculation steps:
[( 837 - 996 ) ÷ 996] x 100 = -15.96%
Formula
Percentage change = [(837 - 996) / 996] x 100
Subtract the new number by the original number
837 - 996 = -159
-159 ÷ 996 = -0.15963855421686746
-0.15963855421686746 x 100 = -15.96%