Without delay, let's solve this. We've got 783 and we will be multiplying it by 3, that is, adding 783 to itself 3 times.
Step 1: 0 + 783 = 783
Step 2: 783 + 783 = 1566
Step 3: 1566 + 783 = 2349

So, 783*3 = 2349