Giggle_Guy _Promoted Video on Instagram: "In the video, the young boy (Fred Tate) solves a complex math riddle that stumped the other contestants. Here is the breakdown of the problem and why the answer is 24. ​The Math Problem ​The moderator asks for a number that meets two specific conditions: ​When the number is divided by the product of its digits, the quotient is 3. ​If you add 18 to the number, the digits are inverted (reversed). ​The Step-by-Step Solution ​Let the two-digit number be xy.