How Do You Do?

123
312
999

Highlight three numbers from those above that add up to 17.

A Mathematics Lesson Starter Of The Day


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Topics: Starter | Arithmetic | Place Value | Problem Solving | Puzzles

  • Transum,
  •  
  • Once pupils have understood the rules of combining digits in this puzzle the next step is to develop some strategies. Click on the button lower down this page to generate another version of this puzzle from random numbers. Even armed with a calculator and paper many pupils will opt for a mental method to home in on the correct answer.
  • Mrs Limestone,
  •  
  • Can you also subtract?

    [Transum: No, addition only. The answer can be seen by teachers lower down this page.]

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This starter has scored a mean of 3.5 out of 5 based on 85 votes.


Previous Day | This starter is for 9 August | Next Day

 

Answers

1

2

3

3

1

2

9

9

9

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?
Do they have iPads or Laptops in Lessons?

Whether your students each have a TabletPC, a Surface or a Mac, this activity lends itself to eLearning (Engaged Learning).

Laptops In Lessons

Here a concise URL for a version of this page without the comments.

Transum.org/go/?Start=August9

Here is the URL which will take them to an interactive activity involving products.

Transum.org/go/?to=Product

Student Activity

 


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