Adding and Subtracting within 20 Task Cards, 2.OA.2 Centers ⭐ Adding and Subtracting Task Cards:

These 96 unique task cards are aligned with the Common Core Standard 2.OA.2: Adding and Subtracting within 20. Several types of questions help you assess your students' mastery of addition and subtraction within 20.

2.OA.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.

Task cards are great for a whole-class game, math centers/stations, fast finishers, extra practice, homework, scavenger hunt, quiz-quiz-trade, morning work, small groups, or review for test.

Each card is numbered for your convenience, and there is a student recording sheet and an answer key included. The cards also include the CCSS in the lower left-hand corner. All task cards are included in color and in black and white for your printing needs.

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Looking for more second-grade OA task cards? Try these links:

ULTIMATE Bundle of Math Task Cards: ALL Standards Grades 1 - 5

-2nd Grade Math Task Card Bundle for ALL Common Core Standards

--2nd Grade OA Bundle

---2.OA.1 - Addition and Subtraction Word Problems

---2.OA.2 - Adding and Subtracting within 20

---2.OA.3 - Even and Odd Numbers

---2.OA.4 - Arrays & Repeated Addition

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Check out these links to my other 2nd-grade math resources:

2nd Grade ULTIMATE Math Bundle

-Task Cards Mega Bundle

-Exit Slip Mega Bundle

-Worksheet Mega Bundle

-Quizzes Mega Bundle

-Tests Mega Bundle

Numbers in Base Ten Bundle

-Task Cards

-Exit Slips

-Worksheets

-Quizzes

-Tests

Operations and Algebraic Thinking Bundle

-Task Cards

-Exit Slips

-Worksheets

-Quizzes

-Tests

Measurement and Data Bundle

-Task Cards

-Exit Slips

-Worksheets

-Quizzes

-Tests

Geometry Bundle

-Task Cards

-Exit Slips

-Worksheets

-Quizzes

-Tests

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Check out my task cards, exit slips, worksheets, quizzes, tests, and more for other grade levels:

In Printable Format:

⭐⭐ Math ULTIMATE Bundle for Grades K-6, PDF Format ⭐⭐

Kindergarten Math ULTIMATE Bundle, PDF Format

1st Grade Math ULTIMATE Bundle, PDF Format

2nd Grade Math ULTIMATE Bundle, PDF Format

3rd Grade Math ULTIMATE Bundle, PDF Format

4th Grade Math ULTIMATE Bundle, PDF Format

5th Grade Math ULTIMATE Bundle, PDF Format

6th Grade Math ULTIMATE Bundle, PDF Format

In Google Classroom Format:

⭐⭐ Math ULTIMATE Bundle for Grades K-6, Google Classroom Format ⭐⭐

Kindergarten Math ULTIMATE Bundle, Google Classroom Format

1st Grade Math ULTIMATE Bundle, Google Classroom Format

2nd Grade Math ULTIMATE Bundle, Google Classroom Format

3rd Grade Math ULTIMATE Bundle, Google Classroom Format

4th Grade Math ULTIMATE Bundle, Google Classroom Format

5th Grade Math ULTIMATE Bundle, Google Classroom Format

6th Grade Math ULTIMATE Bundle, Google Classroom Format

In Printable + Google Classroom Formats:

⭐⭐ Math ULTIMATE Bundle for Grades K-6, PDF + Google Classroom Formats ⭐⭐

Kindergarten Math ULTIMATE Bundle, PDF + Google Classroom Formats

1st Grade Math ULTIMATE Bundle, PDF + Google Classroom Formats

2nd Grade Math ULTIMATE Bundle, PDF + Google Classroom Formats

3rd Grade Math ULTIMATE Bundle, PDF + Google Classroom Formats

4th Grade Math ULTIMATE Bundle, PDF + Google Classroom Formats

5th Grade Math ULTIMATE Bundle, PDF + Google Classroom Formats

6th Grade Math ULTIMATE Bundle, PDF + Google Classroom Formats

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Improve your students' addition fact fluency with my Addition Quizzes Bundle and my Addition Blast Off Computer Game.

Improve your students' subtraction fluency with my Subtraction Quizzes Bundle and my Subtraction Blast Off Computer Game.