### Consecutive Numbers

An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.

### Tea Cups

Place the 16 different combinations of cup/saucer in this 4 by 4 arrangement so that no row or column contains more than one cup or saucer of the same colour.

### Counting on Letters

The letters of the word ABACUS have been arranged in the shape of a triangle. How many different ways can you find to read the word ABACUS from this triangular pattern?

# Fly Away

##### Stage: 3 and 4 Short Challenge Level:

In this addition sum, each letter represents a different non-zero digit.

 $f$ $l$ $y$ $f$ $l$ $y$ + $f$ $l$ $y$ + -- -- -- -- -- $a$ $w$ $a$ $y$

What are the values of $a$, $f$, $l$, $w$ and $y$?

If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.

This problem is taken from the UKMT Mathematical Challenges.
View the archive of all weekly problems grouped by curriculum topic

View the previous week's solution
View the current weekly problem