Alright, let's solve this math problem step by step. First, we have the number 720. 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 720 and add it to itself 2 times.
Step 1: 0 + 720 = 720
Step 2: 720 + 720 = 1440

So, 720*2 = 1440