Comparing and ordering numbers

  • Would You Rather?
    problem

    Would you rather?

    Age
    7 to 11
    Challenge level
    filled star empty star empty star

    Would you rather: Have 10% of £5 or 75% of 80p? Be given 60% of 2 pizzas or 26% of 5 pizzas?

  • Sorting the Numbers
    problem

    Sorting the numbers

    Age
    7 to 11
    Challenge level
    filled star empty star empty star
    Can you put the numbers in the correct place in this Carroll diagram?
  • Magical Products
    problem

    Magical products

    Age
    11 to 14
    Challenge level
    filled star filled star empty star
    Can you place the nine cards onto a 3x3 grid such that every row, column and diagonal has a product of 1?
  • Who can be the winner?
    problem

    Who can be the winner?

    Age
    5 to 7
    Challenge level
    filled star filled star empty star
    Some children have been doing different tasks. Can you see who was the winner?
  • Can you do \it too?
    problem

    Can you do it too?

    Age
    5 to 7
    Challenge level
    filled star empty star empty star

    Try some throwing activities and see whether you can throw something as far as the Olympic hammer or discus throwers.

  • Now and Then
    problem

    Now and then

    Age
    7 to 11
    Challenge level
    filled star filled star empty star

    Have a look at the results for some events at past Olympic Games. Can you use these to predict the results at the next Olympics?

  • Olympic Starters
    problem

    Olympic starters

    Age
    7 to 11
    Challenge level
    filled star empty star empty star

    Look at some of the results from the Olympic Games in the past. How do you compare if you try some similar activities?

  • That number square
    problem

    That number square

    Age
    5 to 11
    Challenge level
    filled star empty star empty star

    Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?

  • In Order
    problem

    In order

    Age
    7 to 11
    Challenge level
    filled star empty star empty star
    Can you rank these quantities in order? You may need to find out extra information or perform some experiments to justify your rankings.
  • Carroll Diagrams
    problem

    Carroll diagrams

    Age
    5 to 11
    Challenge level
    filled star empty star empty star

    Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?