Work Sample : Jessie

Activity : Changing rectangles

    Changing rectangles - Jessie : Grade Commentary

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Jessie has demonstrated thorough knowledge and understanding of perimeter and area. The calculations are accurate and two sets of diagrams have been used to justify the explanation provided. To progress further, Jessie could use the relevant formulae and more precise mathematical terminology. This work sample demonstrates characteristics of work typically produced by a student performing at grade B standard midway through Stage 3.

Grade B

The student has a thorough knowledge and understanding of the content and a high level of competence in the processes and skills. In addition, the student is able to apply this knowledge and these skills to most situations.

Full list of grade descriptions

Foundation Statement strands

The following strands are covered in this activity:

  • Working Mathematically
    Students ask questions and undertake investigations, selecting appropriate technological applications and problem-solving strategies. They use mathematical terminology and some conventions and they give valid reasons when comparing and selecting from possible solutions, making connections with existing knowledge and understanding.
  • Measurement and Data
    Students select and use the appropriate unit to estimate, measure and calculate length, area, volume, capacity and mass. They use 24-hour time in real-life situations and construct timelines. Students draw and interpret a variety of graphs using a scale.
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