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23 votes
23 votes
There are 23 students in the fourth grade class. Each student gives every other student in the class a card. How many cards are exchanged?

User Alldayremix
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1 Answer

13 votes
13 votes

Answer:

506

Explanation:

Each of the 23 students hand out 22 cards. They do not give themselves one. Therefore, the number of cards exchanged is 23 x 22 = 506.

User LeDoc
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