Without delay, let's solve this. We've got 994 and we will be multiplying it by 4, that is, adding 994 to itself 4 times.
Step 1: 0 + 994 = 994
Step 2: 994 + 994 = 1988
Step 3: 1988 + 994 = 2982
Step 4: 2982 + 994 = 3976

So, 994*4 = 3976