Third grade math worksheets to practice addition, subtraction, number sense, and more!

Welcome to tlsbooks.com, where you'll find a variety of free printable third grade math worksheets for home and classroom use. Our math worksheets are intended to enhance your child's skills and introduce new concepts in a fun, stress-free manner.

Every child is unique. We encourage you to provide materials which meet or challenge each individual at their personal skill level. This may mean providing materials from our second and fourth grade math worksheet collections.

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Addition Practice Worksheet 3517 - Students will practice adding three 2-digit numbers with regrouping.
Addition Math Squares Worksheets 1-2 - Add the numbers in the squares across and down to find sums to 100.
Christmas Addition - Four worksheets provide practice adding two 3-digit numbers without regrouping.
Addition Worksheets 9A-9B - Two fun addition drill sheets require students to add three 3-digit numbers with no carrying.
Addition Worksheet 7 - Addition practice worksheet features the addition of two 3-digit numbers with no carrying.
Addition Worksheet 10 - The addition problems on this worksheet include adding three 3-digit numbers with some carrying.
Thanksgiving Addition Worksheets 12 and 13 - Adding three 3-digit numbers with regrouping.
Christmas Addition - Students will gain valuable practice adding two 3-digit numbers with regrouping.
Addition Word Problems Worksheets A-B - Students will show their work when they solve the addition word problems on these two worksheets.
Halloween Mystery Math Worksheet 3 - Add two 3-digit numbers and decode a special message!
Turtle Math Secret Code - Solve addition problems correctly to break the secret code and learn an interesting fact about turtles!

#### SubtractionWorksheets

Subtraction Practice Worksheet 3B - Students will practice subtracting a 1-digit number from a 2-digit number with regrouping.
Subtraction Practice Worksheet 3C - Subtracting a 1-digit number from a 2-digit number.
Subtraction Practice Series Worksheet 3 - Can you find the difference? Minuends 20-29 and subtrahends 12-16.
Subtraction Practice Series Worksheet 3A - Solve the subtraction problems with minuends between 20 and 29 and subtrahends between 11 and 27.
Subtraction Practice Series Worksheet 4 - Students will practice subtracting a 2-digit number from a 2-digit number when they complete the horizontal subtraction problems. Minuends 30-39 and subtrahends 11-16.
Subtraction Practice Series Worksheet 4A - Subtracting a 2-digit number from a 2-digit number. Minuends 33-38 and subtrahends 7-29.
Subtraction Practice - Students will practice 3-digit subtraction with regrouping in 1's column only.
Three-Digit Subtraction Worksheet 1 - Great worksheet for students just beginning to work with a 3-digit minuend and a 3-digit subtrahend. No regrouping.
Three-Digit Subtraction Worksheet 2 - Regrouping is required when finding the differences on this worksheet.

Problem Solving 2-3 - Addition and subtraction word problems require careful reading and thinking skills.

Word Problems Worksheet 3 - Students will show their work then they add and subtract to solve word problems.
Problem Solving Worksheet 1 - Students will solve addition and subtraction word problems.
July 4th Add and Subtract - This set includes the same secret code answer but has two levels of addition and subtraction from which to choose.
Number Detective - Students will add and subtract to find the unknown number for each statement.
Temperature Worksheet - Students will follow the directions to show temperatures on a thermometer. They will also use their subtraction skills to find the difference in temperatures.
Alien Math Maze Worksheet 3 - Find the sum or difference and help the alien get to the spaceship.
Math Pyramid Worksheet C - Addition practice with sums to 1000.
Math Pyramid Worksheet B - Students will use their addition and subtraction skills to find sums to 1,000.
Addition and Subtraction Drill Sheet - Mixed addition and subtraction review with thirty problems to solve.
Add or Subtract Worksheet 3 - Practice adding three 2-digit numbers and subtracting a 3-digit number from a 3-digit number.
Add or Subtract - Find the sums and differences on this 3rd grade worksheet.

##### Rounding and EstimatingWorksheets
Number Round-Up Worksheets 2-3 - Round these 3-digit numbers to the nearest ten.
Rounding Whole Numbers to the Nearest Ten - Five worksheets provide practice in rounding whole numbers 100-1,000 to the nearest ten.
Number Round-Up - Students will round numbers to the nearest ten, hundred, and thousand as well as answer questions about rounding numbers.
Rounding Numbers to the Nearest Ten Packet - Includes the following ten worksheets:
• Worksheet A - Rounding numbers between 0 and 100 to the nearest tens place.
• Worksheet B - Rounding numbers between 100 and 500 to the nearest tens place.
• Worksheets C and D - Rounding numbers between 0 and 500 to the nearest tens place.
• Worksheet E - Rounding numbers between 100 and 500 to the nearest tens place.
• Worksheet F-J - Rounding numbers between 500 and 1,000 to the nearest tens place.

##### Number SenseWorksheets

Odd and Even Numbers 50 - 100 Worksheets A and B -Circle either odd or even to describe each number.
Odd and Even Numbers 100-200 - Can you recognize the odd and even numbers on this page?
Flying High With Numbers - Students will write the value of an underlined digit from the 1's to 100,00's place.
Expanded Notation - This worksheet provides an overview of expanded notation with some multiple choice test practice. (This is a Standardized Test Practice Worksheet which meets or exceeds the published Arizona Academic Standards at the time of publication.)
Expanded Notation Worksheet 2 - Write each number in word form and expanded form. (This is a Standardized Test Practice Worksheet which meets or exceeds the published Arizona Academic Standards at the time of publication.)
Ordering Numbers Worksheet D - Students will order numbers from least to greatest and greatest to least.(This is a Standardized Test Practice Worksheet which meets or exceeds the published Arizona Academic Standards at the time of publication.)
Clothing Choices - Students will determine which set shows all possible combinations of three items of clothing.

All worksheets created by T. Smith.