OK, let's crack this. We're given 650 and our task is to multiply it by 5. Essentially, we'll be adding 650 to itself 5 times.
Step 1: 0 + 650 = 650
Step 2: 650 + 650 = 1300
Step 3: 1300 + 650 = 1950
Step 4: 1950 + 650 = 2600
Step 5: 2600 + 650 = 3250

So, 650*5 = 3250