Sure thing, let's get straight to it. We start with 459 and we're going to multiply it by 4, which means adding 459 to itself 4 times.
Step 1: 0 + 459 = 459
Step 2: 459 + 459 = 918
Step 3: 918 + 459 = 1377
Step 4: 1377 + 459 = 1836

So, 459*4 = 1836