CCSS.MATH.CONTENT.3.NBT.A.2
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
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Subtraction using Place Value Disks - Worksheet
Subtract 3-digit numbers using place value disks with a printable 3rd-grade subtraction worksheet.
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Addition and Subtraction Problem Solving Task Cards
Practice solving 1- and 2-step word problems by adding and subtracting 2-digit numbers with this set of 16 task cards.
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Adding and Subtracting with Missing Addend Worksheet Pack
Practice finding the missing number using inverse operation strategies.
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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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Adding 2-Digit Numbers Worksheet
Practice 2-digit addition with regrouping with this drill and practice worksheet.
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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 and Subtraction Minute Math Booklet
Warm-up (or assess) with this 10-page booklet of addition and subtraction drills.
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Number Patterns 3rd Grade Worksheet Set
Share our number patterns 3rd grade worksheet set with your students to get them exploring number patterns and algebraic relationships.
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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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Number of the Day Worksheet
Explore 3, 4, 5, and 6-digit numbers using this number of the day worksheet with your students.
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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.
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Missing Addends Addition Worksheet
Build addition strategies with this worksheet where students need to identify the missing addend and matching subtraction equations.
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Multi-Step Addition and Subtraction Word Problem Task Cards
Solve multi-step addition and subtraction word problems with a set of printable math task cards.
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Teaching the Subtraction Algorithm - Instructional Slides
Use this animated Instructional Slide Deck with your students when teaching how to use the subtraction algorithm with regrouping.
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Addition and Subtraction Work Mat
Practice addition and subtraction concepts daily with a printable work mat for students.
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Roll It! Operations Game
Use this fun game to practice all four operations and/or order of operations.
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Find Your Detective Call Sign Worksheet
An addition worksheet students use to find their own special detective call sign.
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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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Grade 3 Daily Warm-Up – PowerPoint 4
Warm-up your students' brains with this 61-slide PowerPoint presentation containing a variety of quick activities.
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Pandora's Party Palace – Money Word Problems – Middle Years
Help students apply math through engaging, real‑world money word problems.
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Doubles Leap Frog - Doubling Numbers Game
A fun game for students to play when learning to double two-digit numbers.
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Two-Digit Addition Using the Split Strategy – Poster and Worksheets
Teach your students how to use partitioning for two-digit addition with this ice cream-themed poster and worksheets.
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Standard Algorithm Addition – Teaching Slides
Use these editable, interactive teaching slides to guide your students through standard algorithm addition with regrouping.
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Spooky 3-Digit Subtraction - Maze Game
Practice three-digit subtraction with regrouping skills with printable Halloween Subtraction Maze worksheets.
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3 Digit Subtraction With Regrouping Game Cards
Practice 3-Digit subtraction with regrouping strategies with a printable set of subtraction strategy task cards.
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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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Halloween 3-Digit Subtraction Worksheet
Bring a bit of spooky season into your classroom with a printable Halloween Subtraction worksheet.
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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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2-Digit Subtraction Within 100 - Puzzles
Practice a variety of subtraction strategies with a set of printable math puzzles.
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Addition by Regrouping Classroom Poster
Learn the steps to addition with regrouping with this simple classroom poster.
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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.