-3.21% is the change from 996 to 964
Calculation steps:
[( 964 - 996 ) ÷ 996] x 100 = -3.21%
Formula
Percentage change = [(964 - 996) / 996] x 100
Subtract the new number by the original number
964 - 996 = -32
-32 ÷ 996 = -0.0321285140562249
-0.0321285140562249 x 100 = -3.21%