Scaramouche is thinking of a number. Can you work out from the clues above what this number is?
What is the smallest number of clues you need to identify this number?
The digits used to make this two digit number add up to ten
When this number is divided by three the remainder is one.
If you add seven to this number you will get a multiple of ten.
When this number is divided by six the remainder is one.
When this number is divided by five the remainder is three.
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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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Teacher, do your students have
access to computers?
Here a concise URL for a version of this page without the comments.
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