Problem of the Week

By Trudy Gau

Welcome back to Term One - I'm looking forward to receiving lots of entries each fortnight for the Problem of the Week. Remember, you can work together as a family to solve the problems.

 

Mild:

 

Medium:

Spicy:

 

X and Y are two different numbers selected from the first fifty counting numbers from 1 to 50 inclusive.

What is the largest value that   x+y    can have?

                                                          x - y