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Guess the Dominoes
The dominoes are doubles The sum of the spots is an
even number
The sum of the spots is an odd number
There are twice as many spots on one half as the other
There are three times as many spots on one half as the other
The difference in the number of spots on each half is …
Add a number of your choice
The sum of all the spots is …
Add a number of your choice
The product of the spots on each half is 12
http://nrich.maths.org/6995
© University of Cambridge
Guess the Dominoes
The product of the spots on each half is 24
The two halves both have an even number of spots
The sum of all the spots is a square number
The sum of all the spots is a triangle number
The number of spots on one half is a multiple of the number
of spots on the other
The sum of the spots is a multiple of 3
The sum of the spots is a multiple of 5
The sum of the spots is a multiple of 6
The number of spots on both halves is odd
The number of spots on both halves is a multiple of 3
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