Math 2.4
Number and operations. The student applies mathematical process standards to develop and use strategies and methods for whole number computations in order to solve addition and subtraction problems with efficiency and accuracy. The student is expected to:
- (1) recall basic facts to add and subtract within 20 with automaticity;
- (A) add up to four two-digit numbers and subtract two-digit numbers using mental strategies and algorithms based on knowledge of place value and properties of operations;
- (B) solve one-step and multi-step word problems involving addition and subtraction within 1,000 using a variety of strategies based on place value, including algorithms; and
- (C) generate and solve problem situations for a given mathematical number sentence involving addition and subtraction of whole numbers within 1,000.
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Exploring Subtraction Strategies Instructional Slide Deck
Explore and teach multiple subtraction strategies with an instructional slide deck
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Subtraction with Regrouping - Printable Math Mat
Explore subtraction with regrouping using a printable subtraction math mat.
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Subtraction Strategies Puzzle Match
Practice identifying and using different subtraction strategies with a set of printable math puzzles.
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Double-Digit Subtraction Strategies Posters
Remind your students to use different subtraction strategies with a set of printable subtraction anchor charts.
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Secret Code Number Line - Worksheet
Crack the number line code with five number line codebreaker worksheets to practice number identification, addition, and subtraction.
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Math Warm-Ups Interactive PowerPoint - Grade 2
A PowerPoint providing a series of warm-up activities for Grade 2 students across the mathematics curriculum.
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Football Tarsia Puzzle - 2 Digit Addition
Print and assemble a football-themed tarsia puzzle to use when practicing two-digit addition skills.
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Making Ten Memory Game
Practice making ten using ten frames with this fun memory game.
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CUBES Bulletin Board and Bookmark Set
Tackle word problems with this CUBES problem-solving bulletin board and bookmark set.
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2-Digit + 1-Digit Numbers Addition Worksheet
Practice addition involving 2- and 1-digit numbers with this drill and practice worksheet.
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Addition Match-Up Puzzles
A set of 15 match-up cards to scaffold work with addition word problems.
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Linking Addition and Subtraction Worksheet
Help students discover the link between addition and subtraction through structured, student‑friendly worksheets.
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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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Addition Worm – Worksheet
A set of differentiated addition worksheets.
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Cover Up! - Addition Facts Game
Develop a love of addition facts with this multiplayer Valentine’s Day board game.
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2-Digit Subtraction by Regrouping - Poster
Break down the steps to use regrouping to find a solution to a 2-digit subtraction problem with a printable subtraction anchor chart.
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2nd Grade Math Word Problems Task Cards
Boost problem-solving skills with these 2nd grade math word problems, designed to help students tackle the four operations through real-world scenarios.
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Hundreds Chart Mystery Picture - Addition Task Cards
Practice adding single and double-digit numbers in your classroom with this set of 32 picture reveal task cards.
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Fact Family Find and Flip - Addition and Subtraction Up to 20
Addition and subtraction game cards demonstrating the relationship between fact families.
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Strategies for Subtraction - Anchor Charts
Remind your students of the many subtraction strategies with a printable subtraction anchor chart display.
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Addition Strategies Posters
Create an "addition strategies display" for your students with this set of 7 posters.
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Doubles Plus One - Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.
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Doubles Plus One - Grid Game
Practice the doubles plus one addition strategy with this dice game.
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Subtraction Fact Fluency Assessments
Assess and track subtraction fact fluency with a printable Math Fact Fluency program for subtraction facts.
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Basic Fact Cards
A set of 72 basic addition, subtraction, multiplication, and division fact cards.
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Easter Addition Coloring Pages (Differentiated)
Grab a fun set of Easter Addition Coloring pages to help your little learners practice adding 1 and 2-digit numbers without regrouping.
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Counting On Game
Engage your students with this fun and colorful counting on game that gives your students practice with the “counting on” addition strategy.
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Near Doubles Game: Wizard's Walk
Break out our near doubles game “Wizard’s Walk” for an engaging way to practice the near doubles strategy.
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Adding Doubles Board Game
Play our adding doubles board game to give your students a chance to practice their addition fact fluency.
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Adding and Subtracting Word Problems Interactive Task Cards
Engage your students with this interactive adding and subtracting word problems activity that features a variety of problem types.
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2nd Grade Fast Finisher Activities - Math
Engage your 2nd grade early finishers with these printable fast finisher activities that focus on math.
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20 Polygon Puzzles - Addition and Subtraction Pack
Explore addition and subtraction with this fun polygon puzzle pack.