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Suma y resta dentro de 100

2nd Grade

Alabama Course of Study Standards: 10

Common Core State Standards: Math.2.NBT.5 or 2.NBT.5

Georgia Standards of Excellence (GSE): 2.NR.2.4

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Arkansas Academic Standards: 2.NBT.5

Add and subtract within 100 with computational fluency using strategies based on place value, properties of operations, and the relationship between addition and subtraction

Mississippi College- and Career-Readiness Standards: 2.NBT.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

North Carolina - Standard Course of Study: 2.NBT.5

Demonstrate fluency with addition and subtraction, within 100, by:
  • Flexibly using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
  • Comparing addition and subtraction strategies, and explaining why they work.
  • Selecting an appropriate strategy in order to efficiently compute sums and differences.

New York State Next Generation Learning Standards: 2.NBT.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
Note on and/or: Students should be taught to use strategies based on place value, properties of operations, and the relationship between addition and subtraction; however, when solving any problem, students can choose any strategy.

Tennessee Academic Standards: 2.NBT.5

Fluently add and subtract within 100 using properties of operations, strategies based on place value, and/or the relationship between addition and subtraction.

Wisconsin Academic Standards: 2.NBT.5

Flexibly and efficiently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction. In Grade 2, subtraction with decomposition is an exception and may include drawings or representations.

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