Addition and subtraction

  • Magic Vs
    problem
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    Magic Vs

    Age
    7 to 11
    Challenge level
    1 out of 3

    Can you put the numbers 1-5 in the V shape so that both 'arms' have the same total?

  • Nice or Nasty
    problem
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    Nice or Nasty

    Age
    7 to 11
    Challenge level
    1 out of 3

    There are nasty versions of this dice game but we'll start with the nice ones...

  • Which symbol?
    problem
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    Which Symbol?

    Age
    7 to 11
    Challenge level
    1 out of 3

    Choose a symbol to put into the number sentence.

  • How do you do it?
    problem
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    How Do You Do It?

    Age
    7 to 11
    Challenge level
    1 out of 3

    This group activity will encourage you to share calculation strategies and to think about which strategy might be the most efficient.

  • Planning a School Trip
    problem
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    Planning a School Trip

    Age
    7 to 11
    Challenge level
    1 out of 3

    You are organising a school trip and you need to write a letter to parents to let them know about the day. Use the cards to gather all the information you need.

  • Follow the numbers
    problem
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    Follow the Numbers

    Age
    7 to 11
    Challenge level
    1 out of 3

    What happens when you add the digits of a number then multiply the result by 2 and you keep doing this? You could try for different numbers and different rules.

  • Journeys in Numberland
    problem
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    Journeys in Numberland

    Age
    7 to 11
    Challenge level
    1 out of 3

    Tom and Ben visited Numberland. Use the maps to work out the number of points each of their routes scores.

  • problem
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    Fifteen Cards

    Age
    7 to 11
    Challenge level
    1 out of 3

    Can you use the information to find out which cards I have used?

  • A yellow bag containing some threes.
    problem
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    Play to 37

    Age
    7 to 11
    Challenge level
    1 out of 3

    In this game the winner is the first to make the total 37. Is this a fair game?

  • Roll these Dice
    problem
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    Roll These Dice

    Age
    7 to 11
    Challenge level
    2 out of 3

    Roll two red dice and a green dice. Add the two numbers on the red dice and take away the number on the green. What are all the different possible answers?