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Common Core State Standards (CCSS) Correlations

Practice Makes Perfect: Addition & Subtraction Grade 2

Practice Makes Perfect: Addition & Subtraction Grade 2

English Language Arts

Strand - Reading Standards: Foundational Skills, Grade 2

Fluency

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

Activity Page
"Practice 1: Adding Three or More Numbers" 4
"Practice 2: Adding Three or More Numbers" 5
"Practice 3: Two-Digit Addition Without Regrouping" 6
"Practice 4: Two-Digit Addition Without Regrouping" 7
"Practice 5: Two-Digit Addition Without Regrouping" 8
"Practice 6: Two-Digit Addition Without Regrouping" 9
"Practice 8: Two-Digit Subtraction Without Regrouping" 11
"Practice 9: Two-Digit Subtraction Without Regrouping" 12
"Practice 10: Two-Digit Subtraction Without Regrouping" 13
"Practice 11: Mixed Addition & Subtraction Without Regrouping" 14
"Practice 12: Mixed Addition & Subtraction Without Regrouping" 15
"Practice 13: Mixed Addition & Subtraction Without Regrouping" 16
"Practice 14: Mixed Addition & Subtraction Without Regrouping" 17
"Practice 15: Two-Digit Addition With Regrouping" 18
"Practice 16: Two-Digit Addition With Regrouping" 19
"Practice 17: Two-Digit Addition With Regrouping" 20
"Practice 18: Two-Digit Addition With Regrouping" 21
"Practice 19: Two-Digit Subtraction With Regrouping" 22
"Practice 20: Two-Digit Subtraction With Regrouping" 23
"Practice 21: Two-Digit Subtraction With Regrouping" 24
"Practice 22: Two-Digit Subtraction With Regrouping" 25
"Practice 23: Mixed Addition & Subtraction With Regrouping" 26
"Practice 24: Mixed Addition & Subtraction With Regrouping" 27
"Practice 25: Mixed Addition & Subtraction With Regrouping" 28
"Practice 26: Mixed Addition & Subtraction With Regrouping" 29
"Practice 27: Mixed Addition & Subtraction Practice" 30
"Practice 28: Mixed Addition & Subtraction Practice" 31
"Practice 29: Mixed Addition & Subtraction Practice" 32
"Practice 30: Mixed Addition & Subtraction Practice" 33
"Practice 31: Working With Three-Digit Numbers" 34
"Practice 32: Working With Three-Digit Numbers" 35
"Practice 33: Mixed-Digit Addition & Subtraction" 36
"Practice 34: Mixed-Digit Addition & Subtraction" 37
"Practice 35: Mixed-Digit Addition & Subtraction" 38
"Practice 36: Mixed-Digit Addition & Subtraction" 39
"Practice Test #1" 40
"Practice Test #2" 41
"Practice Test #3" 42
"Practice Test #4" 43
"Practice Test #5" 44
"Practice Test #6" 45

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.

Activity Page
"Practice 1: Adding Three or More Numbers" 4
"Practice 2: Adding Three or More Numbers" 5
"Practice 3: Two-Digit Addition Without Regrouping" 6
"Practice 4: Two-Digit Addition Without Regrouping" 7
"Practice 5: Two-Digit Addition Without Regrouping" 8
"Practice 6: Two-Digit Addition Without Regrouping" 9
"Practice 7: Two-Digit Subtraction Without Regrouping" 10
"Practice 8: Two-Digit Subtraction Without Regrouping" 11
"Practice 9: Two-Digit Subtraction Without Regrouping" 12
"Practice 10: Two-Digit Subtraction Without Regrouping" 13
"Practice 11: Mixed Addition & Subtraction Without Regrouping" 14
"Practice 12: Mixed Addition & Subtraction Without Regrouping" 15
"Practice 13: Mixed Addition & Subtraction Without Regrouping" 16
"Practice 14: Mixed Addition & Subtraction Without Regrouping" 17
"Practice 15: Two-Digit Addition With Regrouping" 18
"Practice 16: Two-Digit Addition With Regrouping" 19
"Practice 17: Two-Digit Addition With Regrouping" 20
"Practice 18: Two-Digit Addition With Regrouping" 21
"Practice 19: Two-Digit Subtraction With Regrouping" 22
"Practice 20: Two-Digit Subtraction With Regrouping" 23
"Practice 21: Two-Digit Subtraction With Regrouping" 24
"Practice 23: Mixed Addition & Subtraction With Regrouping" 26
"Practice 25: Mixed Addition & Subtraction With Regrouping" 28
"Practice 26: Mixed Addition & Subtraction With Regrouping" 29
"Practice 27: Mixed Addition & Subtraction Practice" 30
"Practice 28: Mixed Addition & Subtraction Practice" 31
"Practice 29: Mixed Addition & Subtraction Practice" 32
"Practice 30: Mixed Addition & Subtraction Practice" 33
"Practice Test #1" 40
"Practice Test #2" 41
"Practice Test #3" 42
"Practice Test #4" 43

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.

Activity Page
"Practice 1: Adding Three or More Numbers" 4
"Practice 2: Adding Three or More Numbers" 5

Domain - Number and Operations in Base Ten, Grade 2

Understand place value.

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

Activity Page
"Practice 31: Working With Three-Digit Numbers" 34
"Practice 32: Working With Three-Digit Numbers" 35
"Practice 34: Mixed-Digit Addition & Subtraction" 37
"Practice 35: Mixed-Digit Addition & Subtraction" 38
"Practice 36: Mixed-Digit Addition & Subtraction" 39
"Practice Test #5" 44
"Practice Test #6" 45

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:

Activity Page
"Practice 31: Working With Three-Digit Numbers" 34
"Practice 32: Working With Three-Digit Numbers" 35
"Practice 34: Mixed-Digit Addition & Subtraction" 37
"Practice 35: Mixed-Digit Addition & Subtraction" 38
"Practice 36: Mixed-Digit Addition & Subtraction" 39
"Practice Test #5" 44
"Practice Test #6" 45

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.

Activity Page
"Practice 3: Two-Digit Addition Without Regrouping" 6
"Practice 4: Two-Digit Addition Without Regrouping" 7
"Practice 5: Two-Digit Addition Without Regrouping" 8
"Practice 6: Two-Digit Addition Without Regrouping" 9
"Practice 7: Two-Digit Subtraction Without Regrouping" 10
"Practice 8: Two-Digit Subtraction Without Regrouping" 11
"Practice 9: Two-Digit Subtraction Without Regrouping" 12
"Practice 10: Two-Digit Subtraction Without Regrouping" 13
"Practice 11: Mixed Addition & Subtraction Without Regrouping" 14
"Practice 12: Mixed Addition & Subtraction Without Regrouping" 15
"Practice 13: Mixed Addition & Subtraction Without Regrouping" 16
"Practice 14: Mixed Addition & Subtraction Without Regrouping" 17
"Practice 15: Two-Digit Addition With Regrouping" 18
"Practice 16: Two-Digit Addition With Regrouping" 19
"Practice 17: Two-Digit Addition With Regrouping" 20
"Practice 18: Two-Digit Addition With Regrouping" 21
"Practice 19: Two-Digit Subtraction With Regrouping" 22
"Practice 20: Two-Digit Subtraction With Regrouping" 23
"Practice 21: Two-Digit Subtraction With Regrouping" 24
"Practice 22: Two-Digit Subtraction With Regrouping" 25
"Practice 23: Mixed Addition & Subtraction With Regrouping" 26
"Practice 24: Mixed Addition & Subtraction With Regrouping" 27
"Practice 25: Mixed Addition & Subtraction With Regrouping" 28
"Practice 26: Mixed Addition & Subtraction With Regrouping" 29
"Practice 27: Mixed Addition & Subtraction Practice" 30
"Practice 28: Mixed Addition & Subtraction Practice" 31
"Practice 29: Mixed Addition & Subtraction Practice" 32
"Practice 30: Mixed Addition & Subtraction Practice" 33
"Practice 33: Mixed-Digit Addition & Subtraction" 36
"Practice Test #1" 40
"Practice Test #2" 41
"Practice Test #3" 42
"Practice Test #4" 43

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.

Activity Page
"Practice 3: Two-Digit Addition Without Regrouping" 6
"Practice 4: Two-Digit Addition Without Regrouping" 7
"Practice 5: Two-Digit Addition Without Regrouping" 8
"Practice 6: Two-Digit Addition Without Regrouping" 9
"Practice 7: Two-Digit Subtraction Without Regrouping" 10
"Practice 8: Two-Digit Subtraction Without Regrouping" 11
"Practice 9: Two-Digit Subtraction Without Regrouping" 12
"Practice 10: Two-Digit Subtraction Without Regrouping" 13
"Practice 11: Mixed Addition & Subtraction Without Regrouping" 14
"Practice 12: Mixed Addition & Subtraction Without Regrouping" 15
"Practice 13: Mixed Addition & Subtraction Without Regrouping" 16
"Practice 14: Mixed Addition & Subtraction Without Regrouping" 17
"Practice 15: Two-Digit Addition With Regrouping" 18
"Practice 16: Two-Digit Addition With Regrouping" 19
"Practice 17: Two-Digit Addition With Regrouping" 20
"Practice 18: Two-Digit Addition With Regrouping" 21
"Practice 19: Two-Digit Subtraction With Regrouping" 22
"Practice 20: Two-Digit Subtraction With Regrouping" 23
"Practice 21: Two-Digit Subtraction With Regrouping" 24
"Practice 22: Two-Digit Subtraction With Regrouping" 25
"Practice 23: Mixed Addition & Subtraction With Regrouping" 26
"Practice 24: Mixed Addition & Subtraction With Regrouping" 27
"Practice 25: Mixed Addition & Subtraction With Regrouping" 28
"Practice 26: Mixed Addition & Subtraction With Regrouping" 29
"Practice 27: Mixed Addition & Subtraction Practice" 30
"Practice 28: Mixed Addition & Subtraction Practice" 31
"Practice 29: Mixed Addition & Subtraction Practice" 32
"Practice 30: Mixed Addition & Subtraction Practice" 33
"Practice 33: Mixed-Digit Addition & Subtraction" 36
"Practice Test #1" 40
"Practice Test #2" 41
"Practice Test #3" 42
"Practice Test #4" 43

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.

Activity Page
"Practice 31: Working With Three-Digit Numbers" 34
"Practice 32: Working With Three-Digit Numbers" 35
"Practice 34: Mixed-Digit Addition & Subtraction" 37
"Practice 35: Mixed-Digit Addition & Subtraction" 38
"Practice 36: Mixed-Digit Addition & Subtraction" 39
"Practice Test #5" 44
"Practice Test #6" 45

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.