OK, let's work through this together. We're starting with 929 and we're going to multiply it by 3, which means we add 929 to itself 3 times.
Step 1: 0 + 929 = 929
Step 2: 929 + 929 = 1858
Step 3: 1858 + 929 = 2787

So, 929*3 = 2787