Use place value understanding and properties of operations to perform multi-digit arithmetic
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Math Graphic Organizers - Printable Work Mats
Practice working on specific math concepts with our set of 5 printable math graphic organizers.
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Mental Math – Subtraction Flashcards
Build up your students' mental math skills with a set of 36 subtraction flashcards using one- and two-digit numbers.
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3 Digit Subtraction with Regrouping - Strategy Task Cards
Practice 3-digit subtraction strategies with a set of 24 subtraction task cards.
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Addition and Subtraction with Regrouping - Posters
Break down the steps to use regrouping to find a solution with an addition and a subtraction poster.
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Subtraction Using Base 10 Blocks - Worksheet
Subtract two-digit numbers using base-10 blocks with a printable subtraction worksheet.
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Bingo Cards - Rounding Numbers Using a Vertical Number Line
Review how to round numbers to the nearest ten, hundred, thousand, and ten thousand with a vertical number line Bingo game.
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Rounding Anchor Charts - Using a Vertical Number Line
Display how to round numbers to different places using a vertical number line with a set of posters.
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Jump Strategy for Subtraction – Interactive Teaching Slides
Teach your students to subtract two-digit numbers using the jump strategy with an instructional teaching presentation.
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Mental Math Subtraction Printable Posters
Use this set of subtraction posters in your classroom when teaching different mental math strategies.
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Mental Math Multiplication Posters
Use this set of multiplication posters in your classroom when teaching different mental math strategies.
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Addition Strategies Worksheet
A worksheet to use when reviewing different addition strategies.
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2-Digit Plus 1-Digit Addition – Star Matchup Cards
A set of matchup cards to practice adding a 2-digit number with a 1-digit number.
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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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Open-ended Math Problem Solving - Grades 1, 2, and 3 (Task Card Version)
A set of 20 open-ended problem solving task cards covering a range of mathematical concepts.
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Open-Ended Math Problem Solving - Grades 1, 2, and 3 (PowerPoint Version)
A PowerPoint with 20 open-ended problem solving questions covering a range of mathematical concepts.
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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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What's it Worth? - Money Activity (US Currency)
A game to play when learning how to add currency.
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Rounding Large Numbers Game — Interactive Picture Reveal
Invite your students to play this rounding large numbers game to review rounding whole numbers up to the hundred thousands place.
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Rounding Poster and Worksheet Set (Rounding Rock)
Display this rounding poster of the “Rounding Rock” in your classroom to encourage your students to rock out rounding!
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Dominate the Dragon – Mental Math Worksheets
Capture your students' interest in math drills for all four operations with these fun dragon-themed differentiated math worksheets.
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Estimating Sums & Differences – 3rd Grade Math Mazes
Sharpen your students’ rounding and estimation skills with a set of 3rd grade math mazes.
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Estimating Sums & Differences Interactive Picture Reveal
Send your students on an intergalactic math adventure while practicing how to estimate sums and differences of whole numbers.
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Estimation With Addition and Subtraction Task Cards
Supercharge your students’ math skills with this set of task cards designed to help them master estimating sums and differences of whole numbers using rounding and compatible numbers.
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Rounding to 10, 100, and 1,000 Worksheet - Halloween Color-By-Number
Round each number to the place of the underlined digit with a fun Halloween color-by-number worksheet.
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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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Estimating Sums and Differences by Rounding and Compatible Numbers – Worksheet Set
Supercharge your students’ math skills with our estimation worksheets! Download now to master the art of rounding and using compatible numbers for lightning-fast calculations.
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Estimating Sums and Differences Differentiated Worksheets
Teach your students how to round and use compatible numbers to estimate sums and differences with this set of differentiated worksheets.
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Owls Round, TOO Matching Game
Practice rounding through to the nearest hundred thousands place with our set of 36 whole number rounding match-up cards.
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Multi-Digit Subtraction - Interactive Claw Machine
Review knowledge of 3-and-4-digit subtraction with an exciting interactive claw machine game!
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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 Task Cards
Practice using the jump strategy, break apart strategy, compensation strategy and 100s chart strategy with this set of task cards.