OK, let's crack this. We're given 727 and our task is to multiply it by 3. Essentially, we'll be adding 727 to itself 3 times.
Step 1: 0 + 727 = 727
Step 2: 727 + 727 = 1454
Step 3: 1454 + 727 = 2181

So, 727*3 = 2181