Without delay, let's solve this. We've got 502 and we will be multiplying it by 5, that is, adding 502 to itself 5 times.
Step 1: 0 + 502 = 502
Step 2: 502 + 502 = 1004
Step 3: 1004 + 502 = 1506
Step 4: 1506 + 502 = 2008
Step 5: 2008 + 502 = 2510

So, 502*5 = 2510