Puzzles from Computer Weekly's Puzzler

Maths puzzles from Computer Weekly's maths puzzle column.

Maths puzzles from Computer Weekly's maths puzzle column.

Think you're a mathematical genius? Take on the Puzzler!

22 September 2009: Keep the coins in the matrix out of line with their opposites

15 September 2009: Place the digits in the fractions to sum them to unity

8 September 2009: A trawl throught the archive reveals a minimum trio of squares

1 September 2009: Separate the triplets by their value once more

18 August 2009: Find the only way to complete the nine-digit line

11 August 2009: Disclose the single prime digits to solve the sum

28 July 2009: Reconstruct the sum using all six digits

21 July 2009: Pick nine cards to construct a magic square

14 July 2009: Flesh out the skeleton with the number seven

7 July 2009: Plus ca change, plus c’est la meme alphametic

30 June 2009: Place the values to unlock the secret of the pyramid

23 June 2009: 34 holds the key to the magic square

16 June 2009: Never the twain sums' digits' values shall meet

9 June 2009: Conundrums pay tribute to a singular digit – number 7

2 June 2009: Leave the calculator alone to deduce the missing digit

26 April 2009: Join all the dots without lifting pen from paper

19 April 2009: Score a century with an improper fraction

12 April 2009: Put digits on the heptagon and keep all sides constant

5 April 2009: Find the value of the letters to solve the double sum

28 April 2009: Reconfigure the digits to find another progression

21 April 2009: Find out how the hidden alphametic sum adds up

14 April 2009: Separate the triplet digits by their numerical value

31 March 2009: Deduce the location of the remaining domino tiles

24 March 2009: Break the product down into factors summing to 100

17 March 2009: Fashion a square to house all nine prime numbers

10 March 2009: Number 4 leads the way in decyphering cryptarithm

24 February 2009: Square consecutive primes to sum line-total primes

17 February 2009: In search of the Holy Grail of magic squares

10 February 2009: Complete the Latin square without repitition

27 January 2009: Use all digits 1 to 9 to make six primes summing 207

13 January 2009: Get through a couple of beers to get drunk

16 December 2008: A mind reading trick to amaze at your Xmas party

9 December 2008: Solve the alphametic to help a penniless student

2 December 2008: Extrapolate the values to flesh out the long division

25 November: Take away the values to add the trilateral digits

18 November: Make a constant of 21 to hex the conundrum

4 November: Find the colour-values to deduce the third row

28 October: Unswop the pairs of numbers to bring back the magic

21 October: Find the permutable prime and two spoiling factors

7 October: Turn the numbers inside out to make a magic square

30 September 2008: Find out the side lengths of a Pythagorean triangle

23 September 2008: Square the alphametic pie to reveal the correct digits

16 September 2008: Change the digits around to deduce the correct sum

9 September 2008: Keep the digits different to solve the equation

2 September 2008: Use all the numbers to reconstruct the sum

26 August 2008: Go around in circles to complete a square wheel

12 August 2008: Unlock the secrets of the numerical pyramid

5 August 2008: Rewrite the equation to find the missing numbers

29 July 2008: Read the writing on the wall to solve the sum

22 July 2008: Lay out the pentacle numbers to find the constant

15 July 2008: Get up to date with the missing numbers

8 July 2008: Add or take one to make the sum work

1 July 2008: Keep a poker face with a dealing conundrum

24 June 2008: Place the squares to form a 13x13 figure

17 June 2008: Doubly truncatable primes

6 May 2008: Six in the bed and the little one said...

29 April 2008: Triangles - can you make 11 from seven?

22 April 2008: A game of avoiding the neighbours

15 April 2008: Go round in circles to find the constant

8 April 2008: Place seven discs so they are inequidistant

1 April 2008: Find squares made of two-digit primes

Post all Puzzler enquiries and contributions to: Jim Howson, 5 Hilltop Gardens, Dartford, Kent DA1 5JF

This was last published in August 2009

Read more on IT strategy

Start the conversation

Send me notifications when other members comment.

By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy

Please create a username to comment.