If you've enjoyed taking part in Ralph and Matrix's Maths Challenge Quiz you can also join them here for 10 more audio quizzes. These quizzes adopt exactly the same general structure as the Maths ...

And If 6 is the total opposite there, then we can work out that 6 minus 4 is 2, so that side’s 2 ... These clips could be used for teaching Maths at KS2 or at a beginner level in England ...