Common Core State Standards (CCSS) Correlations

English Language Arts

Strand - Reading Standards: Foundational Skills, Grade 2

Fluency

ELA.RF.2.4: Read with sufficient accuracy and fluency to support comprehension.

Mathematics

Domain - Operations and Algebraic Thinking, Grade 2

Represent and solve problems involving addition and subtraction.

Math.2.OA.A.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.

Add and subtract within 20.

Math.2.OA.B.2: Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

Domain - Number and Operations in Base Ten, Grade 2

Understand place value.

Math.2.NBT.A.1: Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:

Understand place value.

Math.2.NBT.A.3: Read and write numbers to 1000 using base-ten numerals, number names, and expanded form.

Use place value understanding and properties of operations to add and subtract.

Math.2.NBT.B.6: Add up to four two-digit numbers using strategies based on place value and properties of operations.

Use place value understanding and properties of operations to add and subtract.

Math.2.NBT.B.5: Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Use place value understanding and properties of operations to add and subtract.

Math.2.NBT.B.7: Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

Common Core State Standards and Expectations© Copyright 2010. National Governors Association Center for Best Practices and Council of Chief State School Officers. All rights reserved.