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iRubric: Adding, Subtracting, Multiplying and Dividing Decimals rubric

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Adding, Subtracting, Multiplying and Dividing Decimals 
Adding, Subtracting, Multiplying and Dividing Decimals
Essential Questions Answered 1. Explanation of the place value system. 2. How to multiply decimals. 3. How to divide decimals. 4. When good multiplication and division skills with decimals are needed and why they are important. Include examples, and visual models to help the class have a clear understanding of how to work with decimals. You should have multiple representations using pictures, numbers and words.
Rubric Code: D24AAAW
By dsaintfleur84
Ready to use
Public Rubric
Subject: Math  
Type: Presentation  
Grade Levels: K-5

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  Poor

1 pts

Fair

2 pts

Good

3 pts

Excellent

4 pts

Place Value System

Poor

The base-ten place value system is not explained accurately and has little to no detail.
Fair

The base-ten place value system is addressed, but not in depth and/or contains inaccuracies.
Good

The base-ten place value system is addressed in detail and had little to no inaccuracies.
Excellent

The base-ten place value system is addressed from the thousandths place through the hundred billions place. A thorough and accurate explanation of the system is provided, along with examples.
Multiplying/Divide Decimals

Poor

An explanation of how to multiply/divide decimals is not attempted, or contains many inaccuracies.
Fair

An explanation of how to multiply/divide decimals is attempted, but contains little detail and/or has some inaccuracies.
Good

An explanation of how to multiply/divide decimals is provided but why the decimal point is placed is not addressed.
Excellent

A thorough explanation of how to multiply/divide decimals and why the decimal points are placed where they are is provided, along with examples.
Adding Decimals

Poor

An explanation of how to add/subtract decimals is not attempted, or contains many inaccuracies.
Fair

An explanation of how to add/subtract decimals is attempted, but contains little detail and/or has some inaccuracies.
Good

An explanation of how to add/subtract decimals provided but decimal point placement is partially accurate
Excellent

A thorough explanation of how to add/subtract decimals and why the decimal points are placed where they are is provided, along with examples.
Skills

Poor

An explanation of when these skills are needed and why they are important is not addressed well, or is missing altogether.
Fair

An explanation of when these skills are needed and why they are important is attempted, but not detailed. No examples are provided.
Good

An explanation of when these skills are needed and why they are important is provided, but examples are not applicable to real life.
Excellent

A thorough explanation of when these skills are needed and why they are important is provided with real world, realistic examples is provided.




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