11. Module 3 Lesson 1.notebook
January 02, 2014
Closing:
1.) We found that we can use any order, any grouping of terms in a
sum, or of factors in a product. Why?
2.) Can we use any order, any grouping when subtracting
expressions? Explain.
3.) Why can't we use any order, any grouping in addition and
multiplication at the same time?
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