-3.11% is the change from 998 to 967
Calculation steps:
[( 967 - 998 ) ÷ 998] x 100 = -3.11%
Formula
Percentage change = [(967 - 998) / 998] x 100
Subtract the new number by the original number
967 - 998 = -31
-31 ÷ 998 = -0.031062124248496994
-0.031062124248496994 x 100 = -3.11%