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3rd Grade Adding & Subtracting Within 1,000 Worksheets

3rd Grade Adding & Subtracting Within 1,000: add and subtract 3-digit numbers with regrouping, including across zeros. Every worksheet is free, prints as a PDF with an answer key, and can be assigned online. The ones teachers open most are first.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Subtracting with Regrouping worksheet

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Subtracting with Regrouping

3nbt2

Student objectives

Subtract multi-digit numbers using borrowing when you need to trade from a higher place value.
Handle subtraction problems where you have to regroup more than once in the same problem.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Addition and Subtraction with Regrouping worksheet

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Addition and Subtraction with Regrouping

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Student objectives

Practice adding multi-digit numbers using carrying when a place value adds to 10 or more.
Practice subtracting multi-digit numbers using borrowing when you don’t have enough in a place value.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Solving Mixed Problems within 1000 (+ -) worksheet

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Solving Mixed Problems within 1000 (+ -)

Student objectives

Practice adding and subtracting numbers up to 1,000 accurately.
Decide whether to add or subtract based on the symbols in the problem.
Use regrouping when needed to solve multi-digit addition and subtraction.
Keep digits lined up by place value so the answer makes sense.
Practice finding a missing number in addition and subtraction equations
Get comfortable seeing the unknown in different spots — at the beginning, middle, or end of an equation

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - 2 zeroes worksheet

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2 zeroes

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Student objectives

Subtract larger numbers where the top number has zeros in it.
Use regrouping to subtract when you need to borrow across a zero.
Line up digits by place value so each column is subtracted correctly.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Multiple Addends (3 Digits) Word worksheet

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Multiple Addends (3 Digits) Word

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Student objectives

Practice adding three numbers together to find a total
Solve word problems by picking out the important numbers from a story
Figure out when a problem is asking you to combine groups to find "how many in all"

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Add & Subtract within 1,000 worksheet

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Add & Subtract within 1,000

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Student objectives

Solve for an unknown number in simple addition and subtraction equations within 1,000.
Use addition and subtraction facts to figure out what number makes an equation true.
Check that the answer makes sense by plugging the number back into the equation.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Two Step Problems with Multi-Digit Numbers (Word Problems) worksheet

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Two Step Problems with Multi-Digit Numbers (Word Problems)

Student objectives

Decide which operations are needed to solve a two-step word problem.
Add and subtract multi-digit numbers accurately with regrouping.
Find a missing part when the total and other parts are known.
Check that an answer is reasonable using the context of the problem.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Following Two-Step Addition and Subtraction Directions worksheet

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Following Two-Step Addition and Subtraction Directions

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Student objectives

Follow directions that require two steps in a row
Carry the result of the first step into the second step
Tell 'subtract 400 from it' apart from 'subtract it from 400'
Add and subtract whole numbers up to 100,000

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Subtraction (Traditional) worksheet

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Subtraction (Traditional)

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Student objectives

Learn how to set up subtraction problems in columns by lining up the ones, tens, and hundreds places.
Practice subtracting multi-digit numbers using the traditional method.
Use regrouping (borrowing) when the top digit is smaller than the bottom digit in a place value.
Keep track of place value so each digit is subtracted from the correct digit.

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3rd Grade Adding & Subtracting Within 1,000 Worksheets - Deciding if an Answer is Reasonable worksheet

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Deciding if an Answer is Reasonable

Student objectives

Judge whether an answer someone else gave is reasonable
Use estimation to check an answer without working it out exactly
Recognize that one part can never be larger than the whole
Decide when an answer is too far off to be believable

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More 3rd grade topics

Multiplication & Division Facts 59 Equivalent & Comparing Fractions 16 Understanding Multiplication & Division 14 Understanding Fractions 13 Area 10 Telling Time & Elapsed Time 24 Bar Graphs & Line Plots 14 Two-Step Word Problems 10 Rounding & Estimating 8 Fractions on a Number Line 5 Properties of Multiplication 13 Perimeter 7 Multiplying by Multiples of 10 3 Shapes & Polygons 5 Liquid Volume & Mass 4 Patterns & Function Machines 5

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