The video presents a fun math riddle: which number, when added to itself, multiplied by four, and divided by eight, equals itself? The answer is any whole number. The video explains this with an example using the number two, showing the operations step by step. Viewers are encouraged to try the riddle with other whole numbers to see the result.

What is the main challenge presented in the math riddle?

• Finding a number that doubles

• Finding a number that equals zero

• Finding a number that equals itself after a series of operations

• Finding a number that becomes negative

Which operation is NOT part of the riddle's sequence?

• Division

• Multiplication

• Subtraction

• Addition

What is the result when you apply the riddle's operations to the number two?

• Eight

• Four

• Sixteen

• Two

According to the explanation, which type of numbers satisfy the riddle?

• Only prime numbers

• Only even numbers

• Any whole number

• Only odd numbers

What does the narrator encourage you to do with the riddle?

• Try it with any whole number

• Try it with negative numbers

• Try it with decimals

• Try it with fractions