How can you find the GCF of 16 and 24 in Part 1?
Possible answer: List the factors of each number, and identify the largest one that is in both lists.
What are the factors of 16 and 24?
Factors of 16: 1, 2, 4, 8, 16
Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24
What are the common factors of 16 and 24 ?
1, 2, 4, 8
What is the GCF of 16 and 24?
How can you find the width of the rectangle in Part 2?
Answers vary. Students should recognize that they need to find the value we multiply
What value can you multiply
So, what is the width of the rectangle?
How else could you write the expression for the area of the rectangle?
Look at Part 3. What is the product of
What are the products of the other pairs of terms?
What expression represents the sum of these products? (Write it in simplified form.)
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