Sure thing, let's get straight to it. We start with 419 and we're going to multiply it by 4, which means adding 419 to itself 4 times.
Step 1: 0 + 419 = 419
Step 2: 419 + 419 = 838
Step 3: 838 + 419 = 1257
Step 4: 1257 + 419 = 1676

So, 419*4 = 1676