Topic #1 Exploring Mathematics

Investigation 1.1  Looking at Numbers in Familiar Contexts

Learning Expectations:

*  Recognize equivalent representations of the same number

*  Recognize and apply mathematics to contexts that occur in everyday living.

Sample problems:

Mrs. Klumb's favorite number is 12.  Show how many ways she can use the number tiles to write an addition sentence totaling 12.  How can she use each tile only once in each sentence?

1   2   3   4   5   6   7   8   9  

For example:  1+2+3+6= 12

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A marker costs 7cents and a ruler costs 3 cents.

How much more does the marker cost than the ruler?  __________________

A action figure costs 7 cents and a truck costs 3 cents.  How much do both things cost?

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