Mathematics Common Core State Standards Curriculum Map



Mathematics Common Core State Standards Curriculum Map

George County School District…2013-2014

| |Unit 11: Applying strategies to add and subtract within 1000 |Suggested Days: 15 |

|Grade Level: 2nd grade |Essential Questions: How does a digit's position affect its value? | |

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|Vocabulary: | |

|place value, commutative property, associative property, identity property, |Mathematical Practices: Highlighted practices to be assessed. |

|compose, decompose, |1. Make sense of problems and persevere in solving them. |

| |2. Reason abstractly and quantitatively. |

| |3. Construct viable arguments and critique the reasoning of others. |

| |4. Model with mathematics. |

| |5. Use appropriate tools strategically. |

| |6. Attend to precision. |

| |7. Look for and make use of structure. |

| |8. Look for and express regularity in repeated reasoning. |

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| Content Standard |Resources |Assessments |

|2.NBT.6…Add up to four two-digit numbers using strategies based on place value |My Math by McGraw Hill…Lessons 3-5, 3-6, pages 191–196, 197-202(2.NBT.6) Lessons 6-1, 6-2,|Pre-test |

|and properties of operations. |6-4, 6-5,6-6, 6-7, 6-8, 7-1,7-2, 7-4, 7-5, 7-6,7-7, 7-8, 7-9, pages 351–356, |Formative assessments: |

|2.NBT.7…Add and subtract within 1000, using concrete models or drawings and |357–362,371–376, 377–382,383–388, 389–394,395–400, 413–418,419–424, 433–438,439–444, |Observations, anecdotal notes, admit/exit |

|strategies based on place value, properties of operations, and/or the |445–450,451–456, 457–462,463–468 (2.NBT.7) Lessons |slips, math journals, peer/self assessments, |

|relationship between addition and subtraction; relate the strategy to a written|1-1, 1-5, 1-8,1-12, 3-2, 3-3,3-4, 3-6, 4-3, 4-4,4-5, 6-2, 6-4, 6-5,6-6, 7-2, 7-4, 7-5,7-6, |think-pair-share, quizzes |

|method. Understand that in adding or subtracting three- digit numbers, one adds|7-9, pages 11–16, 35–40, 55–60,81–86, 171–176,177–182, 185–190,197–202, 235–240,241–246, |Post test (summative) |

|or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes|249–254,357–362, 371–376,377–382, 383–388,419–424,433-438,439–444, 445–450,463–468 |I Can Statements: |

|it is necessary to compose or decompose tens or hundreds. |(2.NBT.9) |θ I can add more than two big numbers. |

|2.NBT.9…Explain why addition and subtraction strategies work, using place value|EnVision Math…SE/TE: Lessons 5-5, 8-4, 8-5, 8-6, 8-7, 8-8, 9-6, 9-8 (2.NBT.6) |2.NBT.6 |

|and the properties of operations. |SE/TE: Lessons 7-5,11-1, 11-2, 11-3, 11-4,11-5, 11-6, 11-7, 11-8,11-9 (2.NBT.7) |θ I can add and subtract with regrouping. |

| |SE/TE: Lessons 2-1, 2-2, 2-3, 2-4, 2-5, 2-6, 3-1, 3-2, 3-3, 3-4, 5-6, 6-1, 6-2, 6-3, 6-4, |2.NBT.7 |

| |6-5, 7-1, 7-2, 7-3, 7-4, 8-1, 8-2, 8-3, 8-4, 8-5, 8-6, 8-7, 8-8, 9-1, 9-2, 9-3, 9-4, 9-5, |θ I can explain why I need to use addition or|

| |9-6, 9-7, 9-8,11-1, 11-2, 11-3, 11-4,11-6, 11-7, 11-8, 14-1,14-2, 14-3 (2.NBT.9) |subtraction |

| |2012-13 Singapore Math Toolkit…complied by Mrs. Cowart |to help me solve problems. 2.NBT.9 |

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| |h-Worksheets-1st-9-Weeks-252533 ($5.00) | |

| | (good video for teachers) | |

|NOTE: Websites: |

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| (some good videos) |

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