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3rd Grade Addition and Subtraction Worksheets

Our 3rd grade addition and subtraction worksheets galvanize kids to work hard, build foundational math skills, and answer the questions at a rate of knots. With our wide range of printable practice sets and resources to choose from, children also get to select between regrouping and no-regrouping worksheets. Get kids working on free exercises, including word problems, minute drills, the grid method, the line-up method, and much more, all in one!

3-Digit and 2-Digit Add and Sub | Standard - No Regrouping

3-Digit and 2-Digit Addition and Subtraction | Standard

Our 3-digit and 2-digit addition and subtraction worksheets allow grade 3 children to play the math champ with charm and poise. Complete the no-regrouping set and move to the set requiring regrouping.

  • Download the set

3-Digit and 2-Digit Add and Sub | With WP - No Regrouping

3-Digit and 2-Digit Addition and Subtraction with Word Problems

Assess your third-grade kids' ability to solve addition and subtraction sums with this handy assessment tool, which also features word problems on real-world situations.

3-Digit Add and Sub | Std - No Regrouping

3-Digit Addition and Subtraction | Standard

Persistent practice allows children in 3rd grade to up their game in addition and subtraction. Our printable worksheets pdf promises just that. Practice solving 3-digit number problems in this set!

3-Digit Add and Sub | With WP - No Regrouping

3-Digit Addition and Subtraction with Word Problems

This exclusive activity, combining word problems with standard addition and subtraction sums, greatly enhances mathematical accuracy and fluency. Update kids' skills and help build their confidence!

3-Digit and 2-Digit Add and Sub | 25 Problems - No Regrouping

3-Digit and 2-Digit Addition and Subtraction | 25 Problems

Let eager beavers in grade 2 prove their mettle, solving these two-minute drills with two- and three-digit numbers. Watch kids outdo themselves with every new attempt.

3-Digit and 2-Digit Add and Sub | 50 Problems - No Regrouping

3-Digit and 2-Digit Addition and Subtraction | 50 Problems

Level up with these challenging 4-minute drills! Children go into a learning frenzy with these drills, where they complete the tasks by adding and subtracting 2- and 3-digit numbers.

3-Digit Add and Sub | 25 Problems - No Regrouping

3-Digit Addition and Subtraction | 25 Problems

Our two-minute addition and subtraction drills help upgrade and examine 3rd grade math masters' arithmetic skills — both at once. Answering these timed worksheets with all their heart will make students quicker and more efficient.

3-Digit Add and Sub | 50 Problems - No Regrouping

3-Digit Addition and Subtraction | 50 Problems

This set of fun four-minute addition and subtraction drills is the secret to getting kids to know the ropes. Race to the finish line by solving these numerous 3-digit addition and subtraction problems with full speed ahead.

Missing Digits | Easy

Missing Digits

This pack of 2- and 3-digit addition and subtraction worksheets has some digits missing in the given addition and subtraction expressions. Use the indicated sum or difference to figure out the missing digits.

Decoding Riddles

Decoding Riddles

Scouting for resources to make addition and subtraction practice a refreshing math time? Don’t miss our decoding the riddles worksheets! Find the difference, map the answer to each letter, and decode the riddles.

Circling the Numbers

Circling the Numbers

The more children practice addition and subtraction our way, the less they're likely to struggle grasping and employing advanced math concepts! Direct grade 3 kids to circle the two numbers whose sum or difference is indicated.

Grid Addition and Subtraction

Grid Addition and Subtraction

Front and center in this bunch of printable worksheets is the grid method. Help the concept come across as easy and simple by practicing the addition and subtraction of three-digit numbers using grids!

Line Up and Add or Subtract

Line Up and Add or Subtract

This no-prep practice toolkit provides third grade children with a platform to practice the addition and subtraction of two- and three-digit numbers with utmost confidence thanks to the line-up method.

Related Worksheets

» Three-Digit Addition

» 3-Digit Subtraction

» Addition and Subtraction Word Problems

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Unit 3: Addition, subtraction, and estimation

About this unit, rounding to nearest 10 or 100.

  • Rounding to the nearest 10 on the number line (Opens a modal)
  • Rounding to the nearest 100 on the number line (Opens a modal)
  • Rounding to nearest 10 and 100 (Opens a modal)
  • Round to nearest 10 or 100 on the number line Get 5 of 7 questions to level up!
  • Round to nearest 10 or 100 Get 3 of 4 questions to level up!
  • Round to nearest 10 or 100 challenge Get 3 of 4 questions to level up!

Estimate to add multi-digit numbers

  • Estimating when adding multi-digit numbers (Opens a modal)
  • Estimate to add multi-digit whole numbers Get 3 of 4 questions to level up!

Strategies for adding two and three-digit numbers

  • Breaking apart 3-digit addition problems (Opens a modal)
  • Addition using groups of 10 and 100 (Opens a modal)
  • Adding and subtracting on number line (Opens a modal)
  • Break apart 3-digit addition problems Get 3 of 4 questions to level up!
  • Add using groups of 10 and 100 Get 3 of 4 questions to level up!
  • Add on a number line Get 3 of 4 questions to level up!
  • Select strategies for adding within 1000 Get 3 of 4 questions to level up!

Adding with regrouping within 1000

  • Using place value to add 3-digit numbers: part 1 (Opens a modal)
  • Using place value to add 3-digit numbers: part 2 (Opens a modal)
  • Adding 3-digit numbers (Opens a modal)
  • Add within 1000 Get 3 of 4 questions to level up!

Estimate to subtract multi-digit numbers

  • Estimating when subtracting large numbers (Opens a modal)
  • Estimate to subtract multi-digit whole numbers Get 3 of 4 questions to level up!

Strategies for subtracting two and three-digit numbers

  • Subtraction by breaking apart (Opens a modal)
  • Methods for subtracting 3-digit numbers (Opens a modal)
  • Break apart 3-digit subtraction problems Get 3 of 4 questions to level up!
  • Subtract on a number line Get 3 of 4 questions to level up!
  • Select strategies for subtracting within 1000 Get 3 of 4 questions to level up!

Subtracting with regrouping within 1000

  • Worked example: Subtracting 3-digit numbers (regrouping) (Opens a modal)
  • Subtracting 3-digit numbers (regrouping) (Opens a modal)
  • Worked example: Subtracting 3-digit numbers (regrouping twice) (Opens a modal)
  • Worked example: Subtracting 3-digit numbers (regrouping from 0) (Opens a modal)
  • Subtract within 1000 Get 3 of 4 questions to level up!

Addition and subtraction missing value problems

  • Missing number for 3-digit addition within 1000 (Opens a modal)
  • Missing number for 3-digit subtraction within 1000 (Opens a modal)
  • Find the missing number (add and subtract within 1000) Get 3 of 4 questions to level up!

Addition and subtraction word problems

  • Three digit addition word problems (Opens a modal)
  • Three digit subtraction word problems (Opens a modal)
  • Addition, subtraction, and estimation: FAQ (Opens a modal)
  • Add and subtract within 1000 word problems Get 3 of 4 questions to level up!

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