Tile Border
Anchor Papers:
Problem Solving
practitioner
Problem Solving Rationale
<p>The student's strategy of using a diagram and a multiplication model to find the total number of tiles Mrs. Garcia needs for three rows works to solve the first question in the task. The student's answer, "189 tiles is my anser 1," is correct. The student's strategy of using a table to find the total number of boxes of tiles Mrs. Garcia needs works to solve the second question in the task. The student's answer, "24 boxes is my anser 2," is correct.</p>
Reasoning and Proof
practitioner
Reasoning Proof Rationale
<p>The student demonstrates correct reasoning of finding an unknown by using addition, subtraction, and multiplication. The student understands that adding another box of tiles is necessary to include the remainder of 5 tiles.</p>
Communication Level
apprentice
Communication Rationale
<p>The student correctly uses the mathematical term <i>row</i> from the task.</p>
Connections Level
practitioner
Connections RationaleTile Border
<p>The student makes the mathematically relevant observation, "3 is extra tiles, 3 extra."</p>
Representation
practitioner
Representation Rationale
<p>The student's diagram is appropriate to the task and accurate. The student's table is also appropriate and accurate. All labels are included and the entered data is correct. The student also includes a multiplication model that is correct.</p>