Currently viewing the tag: "Addition"
The numbers 3, 5, 7, 11, 13, 17 and 19 are prime numbers. Can you make a total of 60 from four of these numbers?
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 […]
Add the columns one by one, add the rows, then add the diagonals. What do you notice?
This is Albrecht Durer’s supermagic square from his famous engraving Melencolia dated 1514. Can you see it at the top right hand corner of the engraving under the bell? It has many […]
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.
All the learners should draw in their notebooks a hundreds, tens and units grid as shown. The teacher spins the spinner and […]
How many addition sums can you make by putting a whole number in each box to give the answer 2019?
You could put 1009 in one box and 1000 in the other box or you could put 2018 in one box and 1 in the other box and there are lots more […]
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 […]
You can be a creative mathematician, you can be someone who has your own mathematical ideas.
Find your own interesting facts about 2019 and calculations that have the answer 2019. For example can you find factors of 2019?
You might think of calculations like: 2 x 1009 + 1 = 2019 or […]
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 […]
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 […]
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