Hence, the logic is that the first number plus 99999 is the sum. Mathematics is full of these kinds of patterns and logical operations, which can often appear magical when you first encounter them.

You might want to break out a calculator, because it takes a genius to solve these tricky math riddles It’s math o’clock!

We spoke with an expert from Vanderbilt University about why patterns aren't included in the Common Core State Standards for kindergarten math and whether they should be added.