Overview

In this performance assessment, students will get three examples of dividing a unit fraction by a whole number or a whole number by a unit fraction. Students then must decide if the student did the math correctly and then explain why they did or didn’t do it correctly.

Details

Big Ideas & Competencies

Big Ideas Competencies

A. Understanding and Applying Number Systems

Students understand that numbers hold value and can choose the appropriate representations and algorithms to reason quantitatively, abstractly, and efficiently.

Strategies for Multiplying Fractions 2

Students can divide unit fractions by whole numbers and whole numbers by unit fractions.

NOTE ABOUT ASSESSMENT RUBRICS

Below are analytic teacher rubrics. The column on the left shows the dimension that is being measured in the student’s performance. The levels across the top row indicate the performance level in the dimensions. Occasionally all dimensions and performance levels are exemplified by multiple students in a single recording.

Teacher Rubric

Dimensions Not Yet Meeting Expectations Meeting Expectations Exceeding Expectations

Concepts and Procedures

  • I can solve part of the problem, but I am confused in some places and have calculation mistakes. 
No exemplars at this time.
  • I can solve the problem using strategies that make sense with few calculation mistakes. 
No exemplars at this time.
  • I can solve the problem efficiently and accurately without any calculation mistakes. 
No exemplars at this time.

Reasoning and Explaining

  • I can explain how some of how the problems were solved but not using math vocabulary accurately.
No exemplars at this time.
  • I can explain the thinking used to solve the problems using math vocabulary, but some may not be accurate.
No exemplars at this time.
  • I can accurately explain the thinking used to solve the problems using precise math vocabulary in a way that another person can easily understand my math reasoning. 
No exemplars at this time.

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