-1.31% is the change from 996 to 983
Calculation steps:
[( 983 - 996 ) ÷ 996] x 100 = -1.31%
Formula
Percentage change = [(983 - 996) / 996] x 100
Subtract the new number by the original number
983 - 996 = -13
-13 ÷ 996 = -0.013052208835341365
-0.013052208835341365 x 100 = -1.31%