Question

Jenna’s method: Mia’s method: 5(30 + 4) 5(30 + 4) (5)(30) + (5)(4) 5(34) = 170 150 + 20 = 170 Explain why both Jenna and Mia arrived at the same answer and the advantage of one method over the other.

Answer 1

Sample response: Both methods multiplied 5 and 34, but Jenna’s method used the distributive property to simplify the multiplication so she could do the math mentally. Mia’s method would require more complex multiplication.

Explanation:

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Answer 2

Both people did the same type of general question, but Jenna's method uses the distributive property to do it mentally.

Explanation:

Jenna's Method: Uses distributive property to break it all down and do it mentally.

Mia's Method: She broke the equation down so much that the answer will be more complex to find.