THE Chase brainbox Mark Labbett left show host Bradley Walsh giggling as he faltered at a maths question - despite being a teacher in the subject for the past 20 years. The ITV star, known as The ...

Bradley Walsh was left giggling after Mark Labbett confessed he did not know what a composite number was. The Chase's Mark Labbett was left embarrassed during Monday afternoon's episode when he got a ...

Narrator: Prime Numbers are numbers which can only be divided by themselves and 1. And Prime factors are the prime numbers which multiply together to make a number. It can take some time to work out ...