Extension: Now that you have solved several fencing challenges, see if you can come up with some of your own. Create a fence and fill in 5 or 6 numbers. Then erase the fence and trade it with a classmate to see if he or she can solve it.
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Extension: Now that you have solved several fencing challenges, see if you can come up with some of your own. Create a fence and fill in 5 or 6 numbers. Then erase the fence and trade it with a classmate to see if he or she can solve it.
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