OK, let's crack this. We're given 702 and our task is to multiply it by 6. Essentially, we'll be adding 702 to itself 6 times.
Step 1: 0 + 702 = 702
Step 2: 702 + 702 = 1404
Step 3: 1404 + 702 = 2106
Step 4: 2106 + 702 = 2808
Step 5: 2808 + 702 = 3510
Step 6: 3510 + 702 = 4212

So, 702*6 = 4212