Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 3

For Students 3rd Standards
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently. 
Activity
Barnstable Public Schools

Math Relay Races

For Teachers 3rd - 5th Standards
A plethora of activities make up a cross curricular choice page filled with math games—relay races, dice, and crossword puzzles—a survey challenge equipped with data organization, graphing, a quicksand recipe, Hula-Hoop activity to...
Worksheet
Math Worksheets 4 Kids

Pictograph Christmas Gifts

For Students 1st - 3rd Standards
Add holiday cheer to math practice with a Christmas themed worksheet designed to reinforce skip counting by two and solving word problems. 
Worksheet
Curated OER

Addition and Subtraction Snack Search

For Students 1st - 3rd
In this addition and subtraction instructional activity, students solve 33 addition and subtraction problems where they circle the problems that are correct in order to draw paths for an elephant, a horse, and a polar bear to reach their...
Worksheet
Curated OER

Money Subtraction (J)

For Students 3rd - 4th
In this money subtraction worksheet, students subtract three digit numbers that represent dollars and cents. Students complete 20 problems where they have to subtract three digit numbers representing money. All of the money amounts are...
Worksheet
Curated OER

Money Subtraction (I)

For Students 3rd - 4th
In this money subtraction worksheet, students subtract three digit numbers that represent dollars and cents. Students complete 20 problems where they have to subtract amounts of money where all the amounts are in increments of 25 cents.
Worksheet
Curated OER

Addition and Subtraction

For Students 3rd - 4th
In this worksheet about addition and subtraction, students practice their math skills. Students will gain more understanding of how to add and subtract by completing problems on this worksheet. There are twenty-six problems with an...
Worksheet
Curated OER

Money Subtraction (J); Increments of 10 Cents

For Students 3rd - 4th
In this money subtraction worksheet, students subtract money amounts that include dollars and cents. Students subtract money amounts that end in an increment of 10 cents.
Worksheet
Curated OER

Money Subtraction (D); Increments of 5 Cents

For Students 3rd - 4th
In this money subtraction learning exercise, students subtract numbers that are in dollars and cents. Students do 20 problems that have them subtract using decimals since they are subtracting money amounts. These are in increments of 5...
Worksheet
EdHelper

Addition and Subtraction

For Students 2nd - 3rd
In this word problems learning exercise, learners write and addition or subtraction sentence to solve the word problems. Students solve 4 problems.
Worksheet
Curated OER

Addition and Subtraction Word Problems Guided Lesson

For Students 1st - 3rd
Using visuals helps young mathematicians grasp concepts such as addition and subtraction. Here, they use just that to solve three scenarios. In the first scenario, three turtles leave a group of five, and learners determine how many...
Worksheet
Curated OER

Add and Subtract within 20 - Independent Practice

For Students 2nd - 3rd
Although this worksheet says it contains addition and subtraction within 20, it doesn't. Learners will have to add and subtract double-digit numbers with answers up to at least 30. However, it does provide good practice.
Worksheet
Curated OER

Visual Sum and Difference Word Problems - Independent Practice

For Students 1st - 3rd
The ten prompts on this worksheet are intended for independent practice with addition and subtraction of numbers up to 3000. Space is provided for pupils to illustrate their work. The confusing wording of some the problems would be a...
Worksheet
Curated OER

Visual Sum and Difference Word Problems - Matching Worksheet

For Students 3rd
Third grade mathematicians match the correct answer to eight word problems that ask them to add and subtract three-digit numbers. Beware the typos and the complex wording of the problems.
PPT
Curated OER

Using Number lines in Addition and Subtraction

For Teachers 2nd - 3rd
Adding and subtracting can be done by counting on or counting down a number line. This presentation provides a complete demonstration and examples of how one can use a number line to solve double-digit addition and subtraction problems....
Worksheet
Curated OER

Check Subtraction

For Students 2nd - 3rd
In this checking subtraction worksheet, students learn to check a subtraction problem by using addition. Students solve and check 7 problems in which three digit numbers are subtracted with borrowing.
Interactive
Arcademics

Skateboard Pups

For Students 2nd - 5th Standards
Players skate their way to the finish line by adding and subtracting two-step expressions as fast as possible.
Printables
Curated OER

Caterpillar Math Game

For Teachers 1st - 3rd Standards
Invite your youngsters to practice addition and subtraction by playing this game. Kids must determine the answer to each math problem and place that problem on the segment of the caterpillar that holds the answer.
Worksheet
Scholastic

Sums & Differences

For Students 3rd - 6th Standards
Word problem solving and inter-galaxy football combine to offer a great worksheet for practicing adding and subtracting whole numbers! 
Lesson Plan
World Wildlife Fund

Take 6

For Teachers 3rd - 5th Standards
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Don't let the title of this one fool you; scholars skip count only by 10 in this number sequence learning exercise. They fill in missing numbers on a number line to complete each sequence, adding or subtracting 10. There are two addition...
Worksheet
Curated OER

Add and Subtract within 1000

For Students 2nd - 3rd
There are some missing parts in these addition and subtraction problems. Scholars start by completing two number sentences, each involving all three-digit numbers. Then, they examine another number to determine the value of the tens...
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...
Lesson Plan
Curated OER

Investigation-Reasoning and Proof

For Teachers 2nd - 3rd
The class explores even and odd numbers.They discuss the results when even numbers are added and when odd numbers are added together. Then work in pairs to find other odd and even pattern examples.

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