-3.12% is the change from 994 to 963
Calculation steps:
[( 963 - 994 ) ÷ 994] x 100 = -3.12%
Formula
Percentage change = [(963 - 994) / 994] x 100
Subtract the new number by the original number
963 - 994 = -31
-31 ÷ 994 = -0.03118712273641851
-0.03118712273641851 x 100 = -3.12%