Math 2.4(B)
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;
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Adding 2-Digit Numbers Task Cards
Practice adding 2-digit numbers with this set of 18 number sentence task cards.
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Subtracting 2-Digit Numbers Worksheet
Practice 2-digit subtraction with regrouping with this drill and practice worksheet.
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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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Subtraction by Regrouping - Poster
Break down the steps to use regrouping to find a solution to a subtraction problem with a printable subtraction anchor chart.
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Fact Family Find and Flip - Double-Digit Addition and Subtraction
Practice working with addition and subtraction fact families using double-digits with this math game.
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Fact Family Find and Flip - One- and Two-Digit Addition and Subtraction
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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Number Patterns 2nd Grade Worksheet Set
Download this number patterns 2nd grade worksheet set to give your students practice skip counting and recognizing patterns.
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Candy Cane Activity - Double Digit Subtraction Tarsia Puzzle
Practice double-digit subtraction with regrouping with a Christmas candy cane activity.
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Reading and Writing 2-Digit Numbers Worksheet
Practice converting expanded form numbers into their standard form with this worksheet.
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Thanksgiving Escape Room - The Stolen Feast
Play a Thanksgiving Escape Room game and practice two-and-three digit addition for holiday fun!
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Spooky Subtraction - 3rd Grade Halloween Math Game
Practice triple-digit subtraction with regrouping with an exciting 3rd Grade Halloween Math Game.
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Spooky Sums Tarsia Puzzle - 3 Digit Addition
Practice three-digit addition skills with a Halloween pumpkin tarsia puzzle.
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Cut & Paste Fact Family Worksheets
Use these fact family houses worksheet set to practice addition and subtraction fact families with your students.
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2-Digit Subtraction Within 100 - Puzzles
Practice a variety of subtraction strategies with a set of printable math puzzles.
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Compensation Strategy for Addition Interactive Slide Deck
Teach your students to use the compensation strategy for addition with an interactive teaching slide deck.
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Break Apart Strategy Interactive PowerPoint
Learn all about the break apart strategy with this teaching PowerPoint.
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Addition Strategies Exit Tickets
Assess student knowledge of different addition strategies with these printable exit tickets.
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Addition Strategy Mats
Practice using a variety of addition strategies to add 2-digit numbers.
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Adding within 1,000 Mystery Image Reveal Worksheet
Practice using the strip diagram to add within 1,000 with this fun mystery picture reveal activity.
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Rainbow Facts Zero-Tail Game
Use this fun two-digit addition strategy math game to reinforce the concept of "compatible numbers."
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2-Digit Number of the Day - Spiral Review
Review a variety of second-grade math concepts with a Number of the Day slide deck and recording sheet.
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Break Apart Strategy Worksheet
Practice using the break apart strategy when adding two-digit numbers with this worksheet.
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Break Apart Strategy Addition Dominoes
Practice using the break apart strategy with this set of two-digit addition dominoes.
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Making Tens Subtraction Worksheet
Find friendly numbers to subtract with a printable subtraction worksheet.
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Subtraction Tarsia Worksheets- Math Puzzles
Print a set of 7 Tarsia puzzles to practice solving single-to-multi-digit subtraction problems.
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Decomposing Numbers - Subtraction Teaching Slides
Challenge students to decompose numbers to mentally solve two-digit subtraction problems with a teaching presentation.
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Making Monsters Subtraction - Halloween Math Worksheet
Have some spooky subtraction fun with three differentiated Halloween subtraction worksheets.
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Split Strategy for Subtraction – Interactive Teaching Slides
Demonstrate using the split strategy for subtraction with an instructional slide presentation.
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Compensation Strategy for Subtraction – Teaching Slides
Teach your students to use the compensation strategy for subtraction with an interactive teaching slide deck.
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Subtracting 2-Digit Numbers Task Cards
Practice 2-digit subtraction with this set of 18 task cards.
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Compatible Numbers for Subtraction – Slide Deck
Teach your students to use compatible numbers as a subtraction strategy with an interactive slide deck.