An apparently easy-looking math problem has left internet users scratching their heads. Give it a try to see if you can correctly solve this elementary-level equation.

A maths whizz has shared a 'genius' way to solve almost any multiplication sum - and it's so simple even young children can ...

"The kid starts cackling, and I realise he invented his own question in order to trick me into saying it," the teacher wrote.

You may draw examples from Miguel Secillano, Terence Tao, or even from Shakuntala Devi, all you want – but if getting your ...