But this question continues to stump people online since it first went viral two years ago as there is not one, but two possible correct answers – and how you answer will depend on how you were taught ...

Ralph and Matrix have more questions to consolidate mental maths skills for Years 5 and 6. This quiz includes questions on division and factors. Before taking part in the quiz make sure you have a ...

Before taking part in the quiz make sure you have a pencil or pen and a piece of paper ready for writing down your answers - better still, print off our answer sheet below. Use your mental maths ...