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Learning Object Details

Using an Open Number Line for Addition

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Standards:
3.NBT.2

Audience:
Teacher: Beginning , Teacher: Experienced but Beginning Subject , Teacher: Experienced , Student: Proficient , Parent / Family ,

Math Practices:
No Math Practices Found

Resource Type:
Conceptual Lesson

Description:
An open number line is a strategy that students can use to solve addition problems. Students can decompose numbers and create a number line that allows them to solve addition problems. 

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This Object Authored By:
Photo
horstkamp
 
 
 
3.6 - 4.00 = Expert
3.2 - 3.59 = Practitioner
2.8 - 3.19 = Apprentice
2.4 - 2.79 = Novice
1.0 - 2.39 = Unsatisfactory

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