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iRubric: Unit 5 Performance Assessment 2 rubric

iRubric: Unit 5 Performance Assessment 2 rubric

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Unit 5 Performance Assessment 2 
Unit 5 Performance Assessment
Students will demonstrate their knowledge of multiplying and dividing decimals.
Rubric Code: ZXCCX78
By teach324
Ready to use
Public Rubric
Subject: Math  
Type: Assessment  
Grade Levels: K-5

Powered by iRubric Unit 5 Performance Assessment
1. A gallon of lemonade sells for $3.40. Lucas’ mom wants to purchase 9.5 gallons of lemonade for his birthday party.

2.Lucas is selling lemonade for a school fundraiser. The large cup of lemonade sells for $1.55 and the small cup of lemonade sells for $0.75. Lucas sold 38 large cups of lemonade and 32 small cups of lemonade.
  Excellent

Student demonstrates mathematical understandings and processes beyond PA expectation(s

4 pts

Good

Student demonstrates mathematical understandings and processes of PA expectation(s)

3 pts

Fair

Student demonstrates mathematical understandings and processes of PA expectation(s) with minimal error

2 pts

Poor

Student demonstrates limited mathematical understandings and processes of PA expectation

1 pts

Models

Use an area model and another concrete or pictorial model to determine how much Lucas’ mom spent on lemonade for his birthday party.
Excellent

Accurate, detailed, and labeled area model that represents how much Lucas’ mom spent on lemonade

Accurate, detailed, and labeled concrete or pictorial model that represents how much Lucas’ mom spent on lemonade other than the area model

Accurate determination of how much Lucas’ mom spent on lemonade for his birthday party

Thorough and accurate explanation that includes mathematical detail of the relationship between the area model, concrete or pictorial model, and solution
Good

Accurate and labeled area model that represents how much Lucas’ mom spent on lemonade

Accurate and labeled concrete or pictorial model that represents how much Lucas’ mom spent on lemonade other than the area model

Accurate determination of how much Lucas’ mom spent on lemonade for his birthday party

Accurate explanation that includes mathematical detail of the relationship between the area model, concrete or pictorial model, and solution
Fair

Accurate but not clearly labeled area model that represents how much Lucas’ mom spent on lemonade

Accurate but not clearly labeled concrete or pictorial model other than the area model

Inaccurate determination of how much Lucas’ mom spent on lemonade for his birthday party due to minor calculation error

Limited explanation that includes some mathematical detail of the relationship between the area model, concrete or pictorial model, and solution
Poor

Accurate area model that represents how much Lucas’ mom spent on lemonade

Inaccurate determination of how much Lucas’ mom spent on lemonade for his birthday party

Limited or inaccurate explanation that lacks mathematical detail of the relationship between the area model, concrete or pictorial model, and solution

or No Response
Estimate

Estimate how much Lucas made for his school fundraiser.
Excellent

Reasonable estimation of how much Lucas made for his fundraiser

Thorough and accurate explanation that includes mathematical detail of the estimation strategy
Good

Reasonable estimation of how much Lucas made for his fundraiser

Accurate explanation that includes mathematical detail of the estimation strategy
Fair

Reasonable estimation of how much Lucas made for his fundraiser

Limited explanation that includes some mathematical detail of the estimation strategy
Poor

Unreasonable estimation of how much Lucas made for his fundraiser

Limited or inaccurate explanation that lacks mathematical detail of the estimation strategy

or No Response
Strategy

Demonstrate and explain a strategy to determine how much Lucas made for his school fundraiser.
Excellent

Accurate, detailed strategy demonstrated that could be used to determine how much Lucas made for his school fundraiser

Through and accurate explanation that includes mathematical detail of the strategy that could be used to determine how much Lucas made for his fundraiser
Good

Accurate strategy demonstrated that could be used to determine how much Lucas made for his school fundraiser

Accurate explanation that includes mathematical detail of the strategy that could be used to determine how much Lucas made for his fundraiser
Fair

Accurate strategy demonstrated that could be used to determine how much Lucas made for his school fundraiser

Limited explanation that includes some mathematical detail of the strategy that could be used to determine how much Lucas made for his fundraiser
Poor

Partially accurate strategy demonstrated that may or may not be used to accurately determine how much Lucas made for his school fundraiser

Limited or partially accurate explanation that lacks mathematical detail of the strategy that could be used to determine how much Lucas made for his fundraiser

or No Response
Expression

Write and simplify an expression that can be used to determine the total amount of money Lucas raised for his school fundraiser.
Excellent

Accurate expression written that can be used to determine the total amount of money Lucas raised for his school fundraiser

Accurate simplification of the expression to determine the total amount of money Lucas raised for his school fundraiser

Thorough and accurate explanation that includes mathematical detail of how the expression was used to determine the amount of money Lucas raised for his school fundraiser
Good

Accurate expression written that can be used to determine the total amount of money Lucas raised for his school fundraiser

Accurate simplification of the expression to determine the total amount of money Lucas raised for his school fundraiser

Accurate explanation that includes mathematical detail of how the expression was used to determine the amount of money Lucas raised for his school fundraiser
Fair

Accurate expression written that can be used to determine the total amount of money Lucas raised for his school fundraiser

Inaccurate simplification of the expression to determine the total amount of money Lucas raised for his school fundraiser based on minor calculation errors

Limited explanation that includes some mathematical detail of how the expression was used to determine the amount of money Lucas raised for his school fundraiser
Poor

Inaccurate expression written that cannot be used to determine the total amount of money Lucas raised for his school fundraiser

Accurate simplification of their expression but inaccurate determination of the total amount of money Lucas raised for his school fundraiser

Limited or inaccurate explanation that lacks mathematical detail of how the expression was used to determine the amount of money Lucas raised for his school fundraiser

or No Response



Keywords:
  • Multiplication; decimals

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