OK, let's crack this. We're given 432 and our task is to multiply it by 6. Essentially, we'll be adding 432 to itself 6 times.
Step 1: 0 + 432 = 432
Step 2: 432 + 432 = 864
Step 3: 864 + 432 = 1296
Step 4: 1296 + 432 = 1728
Step 5: 1728 + 432 = 2160
Step 6: 2160 + 432 = 2592

So, 432*6 = 2592