Alright, let's solve this math problem step by step. First, we have the number 629. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 2. So, we're going to take the number 629 and add it to itself 2 times.
Step 1: 0 + 629 = 629
Step 2: 629 + 629 = 1258

So, 629*2 = 1258