Anchor paper 326

Overall Achievement Level: 
practitioner
Student Number: 
1

Anchor Papers: 

Problem Solving

practitioner

Problem Solving Rationale

<p>The student's strategy of making a diagram of 10 crackers, crossing out five crackers to find five remaining crackers works, to solve this task. The student's answer, "5," is correct.</p>

Reasoning and Proof

practitioner

Reasoning Proof Rationale

<p>The student demonstrates correct reasoning of the underlying concepts of the task. The student's diagram and scribing support correct understanding of a set of 10 crackers and subtraction.</p>

Communication Level

practitioner

Communication Rationale

<p>The student correctly uses the mathematical terms <i>diagram</i>, <i>equal</i>, <i>fair share</i>.</p>

Connections Level

practitioner

Connections RationaleAnchor paper 326

<p>The student places themselves in the task by deciding that the remaining five crackers would be for them. The student states, "I got five. That is my fair share. I wrote it all by myself. That means equal." The teacher notes that the student also used a ten frame and markers to arrive at a correct answer.</p>

Representation

practitioner

Representation Rationale

<p>The student's diagram is appropriate to the task and accurate. The scribing defines the crackers.</p>