Description
A Different Type Of Magic Square
How to astonish the brightest mathematician
Procedure:
Write your prediction (57) without showing it to the participants. Place it in front of you.
Ask all paricipants to:
Pick any number in the square.
Place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Now pick a second number and place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Now pick a third number and place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Now pick a fourth number and place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Place the last "Happy Face" on the one uncovered number.
Ask participants to uncover the "Happy Faces" and then to add the numbers.
Their total will be 57.
Show your prediction.
PS:
Click on link to obtain explanation and PDF templates.
Highlights
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Description
A Different Type Of Magic Square
How to astonish the brightest mathematician
Procedure:
Write your prediction (57) without showing it to the participants. Place it in front of you.
Ask all paricipants to:
Pick any number in the square.
Place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Now pick a second number and place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Now pick a third number and place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Now pick a fourth number and place a "Happy Face" on this number.
Cross out all other numbers in the same row and in the same column.
Place the last "Happy Face" on the one uncovered number.
Ask participants to uncover the "Happy Faces" and then to add the numbers.
Their total will be 57.
Show your prediction.
PS:
Click on link to obtain explanation and PDF templates.
