Sure thing, let's get straight to it. We start with 661 and we're going to multiply it by 3, which means adding 661 to itself 3 times.
Step 1: 0 + 661 = 661
Step 2: 661 + 661 = 1322
Step 3: 1322 + 661 = 1983

So, 661*3 = 1983