Let's get this math done. We have 918 and we're going to multiply it by 3. This is the same as taking 918 and adding it to itself 3 times.
Step 1: 0 + 918 = 918
Step 2: 918 + 918 = 1836
Step 3: 1836 + 918 = 2754

So, 918*3 = 2754