OK, let's work through this together. We're starting with 996 and we're going to multiply it by 3, which means we add 996 to itself 3 times.
Step 1: 0 + 996 = 996
Step 2: 996 + 996 = 1992
Step 3: 1992 + 996 = 2988

So, 996*3 = 2988