Decide Defend WHAT Interpret mathematical claim decide if

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Decide & Defend WHAT: Interpret mathematical claim, decide if you agree or disagree, draft,

Decide & Defend WHAT: Interpret mathematical claim, decide if you agree or disagree, draft, and defend your decision. WHY: To build the mathematical habits of interpreting, deciding and defending (i. e. , to think and work like mathematicians)

Decide & Defend Interpret the Claim Decide Draft Defend Reflect on Learning

Decide & Defend Interpret the Claim Decide Draft Defend Reflect on Learning

Interpret the Claim Think – Pair - Share

Interpret the Claim Think – Pair - Share

What is the question Jose is answering? What claim is he making? Students are

What is the question Jose is answering? What claim is he making? Students are working with base-ten blocks. Lamar wants to make the number 261. He has plenty of hundreds blocks and ones blocks to work with, but only 4 tens blocks. His friend Jose said, You can still make 261 with the blocks you have.

I think Jose … What do you think? Students are working with base-ten blocks.

I think Jose … What do you think? Students are working with base-ten blocks. Lamar wants to make the number 261. He has plenty of hundreds blocks and ones blocks to work with, but only 4 tens blocks. His friend Jose said, You can still make 261 with the blocks you have.

Jose thinks. . . Jose knows… Students are working with base-ten blocks. Lamar wants

Jose thinks. . . Jose knows… Students are working with base-ten blocks. Lamar wants to make the number 261. He has plenty of hundreds blocks and ones blocks to work with, but only 4 tens blocks. His friend Jose said, You can still make 261 with the blocks you have.

Decide if the Claim is Correct Does Jose’s claim make sense? What would Jose

Decide if the Claim is Correct Does Jose’s claim make sense? What would Jose have to show or say to convince me his claim made sense?

Draft your Defense • Prepare what you’ll show • Prepare what you’ll say

Draft your Defense • Prepare what you’ll show • Prepare what you’ll say

Defend your Decision Defender We decided the claim is correct/incorrect because… We’re still not

Defend your Decision Defender We decided the claim is correct/incorrect because… We’re still not sure about…. Skeptic I agree/disagree with your defense because… A question I have is…

Reflect on learning § Next time I consider someone else’s claim, I will… (ask

Reflect on learning § Next time I consider someone else’s claim, I will… (ask myself, pay attention to, ) § In order to convince a skeptic, it’s important to …. § A new math idea I learned is…