OK, let's crack this. We're given 441 and our task is to multiply it by 4. Essentially, we'll be adding 441 to itself 4 times.
Step 1: 0 + 441 = 441
Step 2: 441 + 441 = 882
Step 3: 882 + 441 = 1323
Step 4: 1323 + 441 = 1764

So, 441*4 = 1764