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 Interactive Checkpoint
 Difference:  The amount left after one number is subtracted from another number.

Answer the following questions about differences.

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Graded Response

 a) What is the difference between 7 and 2?  a)
 b) The term difference uses which arithmetic operation?  b)
 c) The sum of two numbers is twice their difference. If the smaller number is 2, what is the larger number?  c)