OK, let's crack this. We're given 775 and our task is to multiply it by 3. Essentially, we'll be adding 775 to itself 3 times.
Step 1: 0 + 775 = 775
Step 2: 775 + 775 = 1550
Step 3: 1550 + 775 = 2325

So, 775*3 = 2325