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More Numbers in the Ring printable sheet
Before doing this problem, it would be a good idea to look at Ring a Ring of Numbers.
Change the ring so that there are only three squares.
Can you place three different numbers in them so that their differences are odd?
Can you make the differences even?
What do you notice about the sum of each pair in each case?
Try with different numbers of squares around the ring.
What happens with 5 squares? 6 squares?
What do you notice?
Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?