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A mathematics task that involves a multi-step word problem related to addition and subtraction situations. Students are expected to model with mathematics as they complete the task. Task relates to standard 2.OA. A.1

Subject:
Education
Mathematics
Material Type:
Activity/Lab
07/24/2018
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CC BY-NC-SA
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This task has student solve a two step word problem involving addition and division. Students identify flawed reasoning and provide a correct answer and explanation.

Subject:
Education
Mathematics
Material Type:
Activity/Lab
Assessment
Homework/Assignment
07/29/2018
Unrestricted Use
CC BY
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This resource is part of the San Francisco Unified School District Math Core Curriculum for Grade 2. It includes numerous activities to help students build fluency for addition within 20.

Subject:
Mathematics
Material Type:
Activity/Lab
Author:
San Francisco Unified School District
03/05/2021
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CC BY-NC-SA
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In this lesson, students will develop their fluency with addition and subtraction through a "real-world" application of collecting data about insects in the garden.

Subject:
Mathematics
Material Type:
Lesson Plan
Author:
Out Teach
07/22/2021
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In this lesson, students will develop their fluency with addition and subtraction through a real world application of collection data.

Subject:
Mathematics
Material Type:
Lesson Plan
Author:
Out Teach
07/22/2021
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CC BY-NC-SA
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Students will use objects found in the outdoor classroom to create rectangular arrays and write equations to express the total. Standard(s): 2.NC.OA.4Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express

Subject:
Mathematics
Material Type:
Lesson Plan
Author:
Out Teach
07/22/2021
Conditional Remix & Share Permitted
CC BY-NC-SA
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This is an interactive assessment and video designed to teach Adding and Subtracting (Numbers up to 20) - Word Problems to first graders.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
02/27/2015
Unrestricted Use
CC BY
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The purpose of this task is to study some patterns in a small addition table. Each pattern identified persists for a larger table and if more time is available for this activity students should be encouraged to explore these patterns in larger tables.

Subject:
Mathematics
Numbers and Operations
Material Type:
Activity/Lab
Provider:
Illustrative Mathematics
Provider Set:
Illustrative Mathematics
Author:
Illustrative Mathematics
08/15/2012
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CC BY-NC
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Objectives: Students will be able to comprehend the steps necessary to solve addition problems in 3 different ways (logical, physical, visual).  Students will be completing a worksheet activity in groups of 4-5. Students should complete this assignment by the end of class.

Subject:
Mathematics
Material Type:
Lesson Plan
Author:
Jacob Norris