Key Skills – Number Detective

L.O: To use mathematical vocabulary correctly.

Number Detective

Follow the clues to find the mystery number from the list below.

  • The number has two digits.
  • Both of the digits are even.
  • The digit in the tens place is greater than the digit in the ones place.
  • The ones digit is not in the three times table.
  • The tens digit is not double the ones digit.
  • The sum of the two digits is a multiple of five.

18              86

120           42

46             64

80              8

22             83


Now choose your own number from the table and write your own set of clues. Give it to a family member or friend. Can they identify your number? Think about your mathematical vocabulary.

We have also looked at using Tablemaster to help with the learning of our times tables.

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