One of three columns of tally marks on The Ishango Bone gives the answer to this question. Found in the Ishango region of the Democratic Republic of […]
In addition the diagram with the […]
This is a game for the whole class. It can be played a few times as a lesson starter. The teacher will need a 0 to 9 spinner or dice.
This is another TARGET game for the whole class to play as a lesson starter. You will need a 0 to 9 spinner or dice. Click here for a template and instructions for making spinners. Alternatively the game can be played by pairs of learners and they will need a spinner […]
People say “twenty twenty” so do the 2 twenties mean – 20 thousands, 20 hundreds, 20 tens or 20 units?
You can be a creative mathematician, you can be someone who has […]
1 + 2018 = 2019. How many other ways can you put positive whole numbers into the boxes to make the sum correct?
Explain your answer.
Now answer the same question for the year you were born.
You are a detective and you have to discover what digits the question marks stand for. They can be any digit from 0 to 9 and they can be the same digit or different digits.
How will you find the missing digits?
What do you notice?
How many solutions are there to the calculations?
What clues […]
Now for the big challenge. […]
This is a game for two players, a group of 3 or 4 players, or for the whole class. You will need to download and cut out or otherwise make 2 sets of these 24 cards.
Separate the 40 number cards from the 8 operation cards and shuffle them separately to […]
Which total is closest to eleven thousand?
Which pair of numbers has the largest total?
What number would you add to each of these 8 numbers to make eleven thousand?
You might […]