Letter Clue Calculations

A Maths Starter Of The Day

1. Write down a calculation involving single digit numbers.

2. Write the numbers in the calculation in words.

3.Choose just one letter from each of your words and give this clue to a friend.

Can your friend work out what your calculation was?

For Example:

2 + 3 = 5

Two + Three = Five

W + E = V

Here are some "Letter Clue Calculations" for you to solve:

1. F + R = I      2. I - W = T

3. E x R = N      4. I รท E = O


A Mathematics Lesson Starter Of The Day

Topics: Starter | Arithmetic | Problem Solving | Puzzles

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  • There is a big difference between finding one solution and finding all possible solutions. There are many ways this Starter can be extended so please let me know if you come up with any interesting results.

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Can you find at least one solution for the following calculation? Each letter is one of the letters of a two or three digit number:

U + E + T + I = N



Note to teacher: Doing this activity once with a class helps students develop strategies. It is only when they do this activity a second time that they will have the opportunity to practise those strategies. That is when the learning is consolidated. Click the button above to regenerate another version of this starter from random numbers.

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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



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