+ E V E


If you substitute digits for letters this sum can be made to be correct. Each different letter stands for a different digit.

Can you find the substitutions which will make this word sum correct?

Christmas Eve Snow

A Mathematics Lesson Starter Of The Day

Rock and Roll

And here is another similar puzzle without any clues. Remember each different letter stands for a different digit.

  R O C K
+ R O L L


Can you find the substitutions which will make this word sum correct?

Can you make up a word sum or puzzle of your own?

Topics: Starter | Xmas

You can find many more ChristMaths activities at:



  • Jim B, HHHS, Doncaster
  • Add CROSS + ROADS = DANGER to your puzzles for 13th December

    Thanks for the resource.
  • G Bardon, Sunderland
  • CATS + HATE = DOGS also works!
  • Mr Shepherd, The St Lawrence Academy, Scunthorpe
  • There's exactly one solution that doesn't use a zero.
    the letters in 1-9 order are MSCLUORIK
    The best similar puzzle of these I've found is:
    DONALD +
    ROBERT given that t=0 and each letter is a different digit from 1-9
    What number is O ? (It's the last one you find, of course).
  • Maddy, King Alfred's College East Site
  • We had a go at the starter and really enjoyed having a go. We also found another answer.
  • Upton Junior School,
  • 6C maths set found 9237 + 9266= 18503
    and we loved this activity.
  • Matthew, 3D, Craigslea State School
  • Can you work out this one?
    (This one may not include all numerals from 0-9.).

How did you use this starter? Can you suggest how teachers could present or develop this resource? Do you have any comments? It is always useful to receive feedback and helps make this free resource even more useful for Maths teachers anywhere in the world.
Click here to enter your comments.

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Laptops In Lessons

Teacher, do your students have access to computers such as tablets, iPads or Laptops?  This page was really designed for projection on a whiteboard but if you really want the students to have access to it here is a concise URL for a version of this page without the comments:


However it would be better to assign one of the student interactive activities below.

Laptops In Lessons

Here is the URL which will take them to a related student activity.


Student Activity

Do you want more?

Do you need help?

Here is a Step by step guide for solving word sums along with other word sums for you to try.



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