OK, let's crack this. We're given 853 and our task is to multiply it by 6. Essentially, we'll be adding 853 to itself 6 times.
Step 1: 0 + 853 = 853
Step 2: 853 + 853 = 1706
Step 3: 1706 + 853 = 2559
Step 4: 2559 + 853 = 3412
Step 5: 3412 + 853 = 4265
Step 6: 4265 + 853 = 5118

So, 853*6 = 5118