Without delay, let's solve this. We've got 350 and we will be multiplying it by 5, that is, adding 350 to itself 5 times.
Step 1: 0 + 350 = 350
Step 2: 350 + 350 = 700
Step 3: 700 + 350 = 1050
Step 4: 1050 + 350 = 1400
Step 5: 1400 + 350 = 1750

So, 350*5 = 1750