OK, let's crack this. We're given 675 and our task is to multiply it by 3. Essentially, we'll be adding 675 to itself 3 times.
Step 1: 0 + 675 = 675
Step 2: 675 + 675 = 1350
Step 3: 1350 + 675 = 2025

So, 675*3 = 2025