These puzzles appeared in Issue 03 of the magazine.
You start at A and are allowed to move either to the right or upwards.
How many different routes are there to get from A to B?
Source: Thinking Mathematically by John Mason, Leone Burton & Kaye Stacey
It was once claimed that there are 204 squares on a chessboard. Can you justify this claim?
You might also like…
- Vote for your favourite part of a circle
- Our sparkly new edition, out now! Problem solving 101, proof by storytelling, plus the return of all your favourite fun pages.
- Follow our flowchart to find out where your true calling is
- Don't be left behind... more mathematical fashion advice
- Win £100 of maths goodies in our fiendish crossnumber
- Solve the puzzles that appeared in Issue 04.