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**Free Math Worksheets for Grade 3**

These worksheets provide additional calculation practice for many third grade math topics, following the Common Core standards and Math Mammoth grade 3 curriculum. Use them as you need!

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Mental addition Mental subtraction Order of operations |

### Mental addition

Complete one hundred (missing addend)

Add two 2-digit numbers - one addend is a whole ten

Add two 2-digit numbers - one addend is a whole ten - missing addend

Add a 1-digit number to a 2-digit number

Add a 1-digit number and a 2-digit number - missing addend

Add a 2-digit number and two 1-digit numbers

Add a 3-digit number and a 1-digit number

Add two whole tens and two 1-digit numbers

Add two whole tens and two 1-digit numbers - missing addend

Adding whole tens (3 addends)

Adding whole tens (4 addends)

Adding whole tens (3 addends) - missing addend

Adding whole tens (4 addends) - missing addend

Adding whole hundreds (2 addends)

Adding whole hundreds (3 addends)

Add whole hundreds - missing addend

Completing a whole thousand (whole hundreds are missing)

Adding two numbers with thousands and whole hundreds

Adding whole thousands to another number

**Math Mammoth Add & Subtract 3**

A self-teaching worktext for 2nd-3rd grade that covers mental addition & subtraction with three-digit numbers, regrouping with three-digit numbers (carrying and borrowing), rounding, estimating, and word problems.

**Download ($7.10)**. Also available as a printed copy.

### Add in columns

Adding two 2-digit numbers

Adding three 3-digit numbers

Add three 3-digit numbers in columns

- write the numbers under each other yourself

Adding four 3-digit numbers

Add four 3-digit numbers in columns

- write the numbers under each other yourself

Adding two 4-digit numbers

Adding three 4-digit numbers

Add three 4-digit numbers in columns

- write the numbers under each other yourself

Adding four 4-digit numbers

### Mental Subtraction

Subtract a single-digit number from a two-digit number

Subtract a single-digit number from a two-digit number - missing minuend or subtrahend

Subtract a whole ten from a two-digit number

Subtract a whole ten from a two-digit number - missing minuend or subtrahend

Subtract a whole ten from a three-digit number

Subtract a whole ten from a three-digit number - missing minuend or subtrahend

Subtract a whole hundred from a three-digit number

Subtract whole tens or whole hundreds from a 3-digit number - missing minuend or subtrahend

Subtract a 2-digit number from whole hundreds

Subtract whole hundreds

Subtract whole hundreds from 4-digit numbers

Subtract 4-digit numbers with whole hundreds

Missing minuend / subtrahend problems, whole hundreds, within 10,0000

### Subtract in columns

Subtract 3-digit numbers

Subtract 3-digit numbers - write the numbers under each other yourself

Subtract 4-digit numbers

Subtract 4-digit numbers - write the numbers under each other yourself

Subtract 4-digit numbers; regrouping in all problems

Regroup with two zeros, within 1,000

Regroup with two zeros, within 10,000

Regroup with three zeros

Missing minuend / subtrahend problems within 1,000

If you wish for a smaller font size, more problems, more or less space, etc. just

*generate the worksheets yourself*!

**Math Mammoth Grade 3 Curriculum - ONLY $37.50 (download)**

Includes two worktexts, answer keys, tests & cumulative reviews. Covers addition and subtraction topics, mental math, graphs, single-digit multiplication & division, place value with 4-digit numbers, measuring, geometry, clock, money, and fractions.

3-A contents and samples

3-B contents and samples

Grade 3 Common Core alignment

### Order of operations

Order of operations:
add/subtract/parenthesis, with three numbers

Order of operations:
add/subtract/parenthesis, with four numbers

Order of operations: add/subtract/multiply, four numbers

Order of operations: add/subtract/multiply/parenthesis, four numbers

### Place Value

Build a three-digit number from the parts

Find the missing part from a 3-digit number

Build a four-digit number from the parts

Find the missing part from a 4-digit number

Skip-count by 100 starting from 1200

Skip-count by 200 starting from 600

Skip-count by 200 starting from 2,500

Skip-count by 300 starting from 300

Skip-count by 400 starting from 400

Skip-count by 400 starting from 1,700

Skip-count by 500 starting from 500

Skip-count by 150 starting from 0

Skip-count by 250 starting from 0

*
Make more skip-counting worksheets yourself.*

Round to the nearest ten, within 0-1,000

Round to the nearest hundred, within 0-1000

Round to the nearest hundred, within 0-10,000

*
Make more rounding worksheets yourself.*

**Math Mammoth Place Value 3**

A self-teaching worktext for 3rd grade that covers four-digit place value, mental addition & subtraction with four-digit numbers, comparing, rounding, and estimating.

**Download ($2.75)**. Also available as a printed copy.

### Roman Numerals

Write numbers with Roman Numerals

Write Roman Numerals with normal numbers

Addition and subtraction problems with Roman Numerals

### Clock

Tell time from an analog clock (to the five minute)

Tell time from an analog clock (to the minute)

Draw hands on the clock (to the five-minute)

Draw hands on the clock (to the minute)

**Math Mammoth Clock**

A self-teaching worktext for 1st - 3rd grade that covers telling time (reading the clock), AM/PM, elapsed time, using the calendar, and changing time units.

**Download ($4.75)**. Also available as a printed copy.

### Money - counting coins

Pennies, nickels, dimes, and quarters - max $2.00

Pennies, nickels, dimes, and quarters - max $5.00

Pennies, nickels, dimes, quarters, and half-dollars - max $5.00

Pennies, nickels, dimes, quarters, and half-dollars - max $5.00, shown in random order

Pennies, nickels, dimes, quarters, and half-dollars - max $10.00

The four common coins plus $1 and $5 bills - medium

All 5 coins plus $1, $5, and $10 bills, shown in order

All 5 coins plus $1, $5, and $10 bills, shown in random order

**Math Mammoth US Money**

A self-teaching worktext for 1st-3rd grade that covers counting coins, shopping, adding money amounts, and finding change.

**Download ($3.55)**. Also available as a printed copy.

Also available for Canadian, British, Australian, South African, and European money.

*Use these pages to make worksheets for other currencies:*

Canadian
money

Australian money

British money

South African money

European money

### Mental multiplication

Skip-count by 2, starting from 2

Skip-count by 3, starting from 3

Skip-count by 4, starting from 4

Skip-count by 5, starting from 5

Skip-count by 6, starting from 6

Skip-count by 7, starting from 7

Skip-count by 8, starting from 8

Skip-count by 9, starting from 9

Multiplication tables of 2 and 3

Multiplication tables of 5 and 10

Multiplication tables of 4 and 6

Multiplication tables of 7 and 8

Multiplication tables of 9 and 3

Multiplication tables of 7, 8, and 9

**Math Mammoth Multiplication 1**

A self-teaching worktext for 3rd grade that covers multiplication concept from various angles, word problems, a guide for structural drilling, and a complete study of all 12 multiplication tables.

**Download ($5.20)**. Also available as a printed copy.

Tables 2-5 practice

Tables 6-9 practice

Tables 2-10 practice

Tables 2-12 practice

Multiplication tables 2-10, missing factor

Multiplication tables 2-12, missing factor

Multiply whole tens by single-digit numbers

Multiply by whole tens, missing factor

Please see also the video below, which explains a "structured drill" for multiplication tables.

### Mental division

Division by 2 or 3

Division by 4 or 5

Division by 6 or 7

Division by 8 or 9

Division facts practice (tables 1-10)

Division facts practice (tables 1-12)

Missing dividend or divisor (basic facts)

Division with remainder within 1-100, based on basic facts.

*If you wish for a smaller font size, more problems, more or less space, etc. just **generate the worksheets yourself*

**Math Mammoth Division 1**

A self-teaching worktext for 3rd grade that covers division concept, division & multiplication fact families, word problems, division facts, remainder, zero and one in division, and more.**Download ($3.70)**. Also available as a printed copy.

### Geometry

Draw a rectangle with given area, or find the area of a given rectangle (grid image)

Find the area and perimeter of the given rectangle (grid image)

Find the area, perimeter, or the missing side length (rectangle image)

Find the area, perimeter, or the missing side length (word problem or rectangle image)

Fill in a number sentence for the two-part rectangle, thinking of one rectangle or two (distributive property) (in your browser options, make sure background colors get printed)

Draw a two-part rectangle to match the given number sentence for its total area (distributive property) (in your browser options, make sure background colors get printed)

Draw a rectangle OR write its area using distributive property (mixed practice)

*Make area/perimeter worksheets yourself*

**Math Mammoth Early Geometry**

A self-teaching worktext for 1st - 3rd grade that covers basic shapes, right angle, symmetry, area, perimeter, and solids.

**Download ($5.95)**. Also available as a printed copy.

### Measuring units

*Converting between measuring units is not included in the Common Core
Standards for 3rd grade, so these are completely optional.*

Convert between inches, feet, and yards - medium

Convert between ounces and pounds - easy

Convert between ounces and pounds - medium

Convert between amounts of cups, pints, quarts, and gallons - easy

Convert between amounts of cups, pints, quarts, and gallons - medium

All customary units mentioned above - mixed practice.

Convert between millimeters and centimeters

Convert between centimeters and meters

Convert between kilograms & grams

Convert between liters & milliliters

All metric units mentioned above - mixed practice

*You can use the measuring
worksheets generator to generate more different kinds of measuring unit worksheets.*

**Math Mammoth Measuring 1**

A self-teaching worktext for 1st - 3rd grade that covers measuring length, weight, volume, and temperature, in both customary and measuring units. The book includes lots of hands-on projects.

**Download ($4.85)**. Also available as a printed copy.

### Fractions

*The worksheets for changing mixed numbers to fractions or vice versa are
optional, as it is not required the student be able to do these in 3rd grade
without a visual model.*