Anchor paper 303

Overall Achievement Level:

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Student Number:

Anchor Papers:

Problem Solving

practitioner

Problem Solving Rationale

The student's strategy of using a tally chart to show the five completed pictures and the five pictures needed to be drawn works to solve the task. The student's answer, "5 more," is correct.

Reasoning and Proof

practitioner

Reasoning Proof Rationale

The student shows correct reasoning of the underlying concepts of the task. The student tallies the completed pictures, the pictures needed to be completed, and compares the two totals to determine that five pictures need to be completed.

Communication Level

practitioner

Communication Rationale

The student correctly uses the mathematical terms "tallys," (tally chart), more, amount.

Connections Level

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Connections RationaleAnchor paper 303

The student makes the mathematically relevant observation, "I see Ryan has the same amount of pictures finished and to draw." The student also describes how a tally works, "You go 1, 2, 3, 4 then the sideways tally for 5."

Representation

practitioner

Representation Rationale

The student's tally chart of the five finished pictures and the five unfinished pictures needed to be drawn is appropriate to the task and accurate.