Common Core Math Vocabulary

Thirteen - Definition with Examples

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What is number thirteen? 
In mathematics, the number 13 represents a quantity or value of 13. 

The whole number between 12 and 14 is 13. The number name of 13 is thirteen. 

Number 13 Number Name Thirteen Thirteen 13 Base Ten

13 is 3 more than 10.

Here are 13 buttons and 13 frogs. 

Thirteen Things Around Us

  Fun Facts

  • 13 is an odd number.
  • 13 is a prime number.
  • A baker's dozen or a devil's dozen has a quantity of 13 in a baking batch, that is, one more than a standard dozen for the baker to test.
 

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What do you see in a baker’s canteen?
Thirteen cooking books and magazines.
Thirteen baking dishes, all sparkly clean.
Thirteen jars of butter and vanilla beans.
 

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Children can be asked to observe or count things around them that are thirteen in number. 
You can discuss various facts related to number thirteen such as the number of cards in each suit in a deck of cards, number of players in a rugby league, or the number of stars in the great seal of the United States. 
 

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