If you’ve ever wondered, “If thirteen times twelve is six hundred and fifty-one”, you are not alone. The question is commonly asked by students and adults alike. But how can you solve this equation? There are several ways to find the answer to this question. Here are a few examples. Let’s first examine the meaning of “if” and its application in math. This is the first step in solving the question “If 13 x 12 = 651”.