Multiplication and division

  • Dicey Operations
    game
    Favourite

    More Dicey operations

    Age
    7 to 14
    Challenge level
    filled star empty star empty star

    In these multiplication and division games, you'll need to think strategically to get closest to the target.

  • A chopped carrot beside a whole carrot. The carrot top sits away from the chopped carrot.
    problem

    Remainders

    Age
    7 to 14
    Challenge level
    filled star filled star empty star

    I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?

  • Escape from the castle
    problem

    Escape from the castle

    Age
    7 to 14
    Challenge level
    filled star filled star empty star
    Skippy and Anna are locked in a room in a large castle. The key to that room, and all the other rooms, is a number. The numbers are locked away in a problem. Can you help them to get out?
  • Method in multiplying madness?
    problem

    Method in multiplying madness?

    Age
    7 to 14
    Challenge level
    filled star filled star empty star

    Watch our videos of multiplication methods that you may not have met before. Can you make sense of them?

  • Cubes within Cubes
    problem

    Cubes within cubes

    Age
    7 to 14
    Challenge level
    filled star filled star filled star

    We start with one yellow cube and build around it to make a 3x3x3 cube with red cubes. Then we build around that red cube with blue cubes and so on. How many cubes of each colour have we used?

  • So it's times!
    problem

    So it's times!

    Age
    7 to 14
    Challenge level
    filled star filled star filled star

    How will you decide which way of flipping over and/or turning the grid will give you the highest total?

  • 5 by 5 Mathdokus
    problem

    5 by 5 Mathdokus

    Age
    7 to 16
    Challenge level
    filled star empty star empty star

    Can you use the clues to complete these 5 by 5 Mathematical Sudokus?

  • 6 by 6 Mathdokus
    problem

    6 by 6 Mathdokus

    Age
    7 to 16
    Challenge level
    filled star empty star empty star

    Can you use the clues to complete these 6 by 6 Mathematical Sudokus?

  • Climbing Complexity
    problem

    Climbing complexity

    Age
    11 to 14
    Challenge level
    filled star empty star empty star

    In the 2020 Olympic Games, sport climbing was introduced for the first time, and something very interesting happened with the scoring system. Can you find out what was interesting about it?

  • Adding all nine
    problem

    Adding all nine

    Age
    11 to 14
    Challenge level
    filled star empty star empty star
    Make a set of numbers that use all the digits from 1 to 9, once and once only. Add them up. The result is divisible by 9. Add each of the digits in the new number. What is their sum? Now try some other possibilities for yourself!