Anchor paper 325

Overall Achievement Level: 
apprentice
Student Number: 
0

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 supports correct understanding of a set of 10 crackers and subtraction.</p>

Communication Level

apprentice

Communication Rationale

<p>The student correctly uses the mathematical term <i>diagram</i>.</p>

Connections Level

novice

Connections RationaleAnchor paper 325

<p>The student does not make a mathematically relevant observation about their solution.</p>

Representation

practitioner

Representation Rationale

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