Challenging challenges

If 9 +  10 = 19 then ...

Applying our thinking to challenging questions is something we regularly do in class. It can be difficult to figure out what you are doing at first and it can make you feel a bit unsure but using the maths skills we have been using in class helps a great deal. Especially when you are missing lots of information like in the question above!

This question is a great example of the 'real life' problems we are challenged with. The important thing to do for this type of problem is to show your thinking as you are trying to puzzle it out.