placing the numbers

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Placing the numbers Jean Monnet High School Bucharest Romania Teacher: Mihaela Gîț - CAAMP - CHALLENGING AMUSING APPLICATIVE MATH PROBLEMS e-Twinning Project

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e-Twinning Project

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Page 1: Placing the numbers

Placing the numbers

Jean Monnet High SchoolBucharestRomania

Teacher: Mihaela Gîț

- CAAMP - CHALLENGING AMUSING APPLICATIVE MATH PROBLEMS

e-Twinning Project

Page 2: Placing the numbers

The task:

Page 3: Placing the numbers

The beginning is more difficult...

Page 4: Placing the numbers

...but thinking and trying we succeeded!

Page 5: Placing the numbers

The first solution, the first smile...

Page 6: Placing the numbers

... We found several solutions!

Conclusions: It was interesting and fun!

Page 7: Placing the numbers

Observations:

If the sum of each edge is equal to 9, the first three numbers 1,2,3 are placed in circles and the others 4,5,6 are in squares.

If the sum of each edge is equal to 10, the first odd numbers 1,3,5 are placed in circles and the even numbers 2,4,6 are placed in squares.

If the sum of each edge is equal to 11, the first odd numbers 1,3,5 are placed in squares and the even numbers 2,4,6 are placed in circles.

If the sum of each edge is equal to 12, the first three numbers 1,2,3 are placed in squares and the others 4,5,6 are in circles.