Factuples

A Maths Starter of The Day

How many numbers below are factors of other numbers in the table?

 45   44   41   45 
 30   33   24   30 
 15   43   18   24 

How many numbers above are multiples of other numbers in the table?

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Keywords: Starter | Factors | Number Patterns

  • Mrs.Smith, Staffordshire
  • Monday, July 13, 2009
  • "Every number is a factor of itself and a multiple of itself, so your totals are incorrect!"

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Answers

Number of Factors = 7

45 44 41 45
30 33 24 30
15 43 18 24

45 is a factor of 45
45 is a factor of 45
30 is a factor of 30
24 is a factor of 24
30 is a factor of 30
15 is a factor of 45
24 is a factor of 24

Number of Multiples = 6

45 44 41 45
30 33 24 30
15 43 18 24

45 is a multiple of 45
45 is a multiple of 45
30 is a multiple of 30
24 is a multiple of 24
30 is a multiple of 30
24 is a multiple of 24

 

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