Let's get this math done. We have 737 and we're going to multiply it by 3. This is the same as taking 737 and adding it to itself 3 times.
Step 1: 0 + 737 = 737
Step 2: 737 + 737 = 1474
Step 3: 1474 + 737 = 2211

So, 737*3 = 2211