Sure thing, let's get straight to it. We start with 156 and we're going to multiply it by 5, which means adding 156 to itself 5 times.
Step 1: 0 + 156 = 156
Step 2: 156 + 156 = 312
Step 3: 312 + 156 = 468
Step 4: 468 + 156 = 624
Step 5: 624 + 156 = 780

So, 156*5 = 780