Sure thing, let's get straight to it. We start with 836 and we're going to multiply it by 5, which means adding 836 to itself 5 times.
Step 1: 0 + 836 = 836
Step 2: 836 + 836 = 1672
Step 3: 1672 + 836 = 2508
Step 4: 2508 + 836 = 3344
Step 5: 3344 + 836 = 4180

So, 836*5 = 4180