Interactive
Curated OER

Word Problems

For Students 9th
In this algebra worksheet, 9th graders are asked to rewrite word problems using algebraic equations in one variable. There are other links on this page.
Worksheet
Curated OER

Subtraction Decimals

For Teachers 4th - 5th
In this math learning exercise, students subtract the decimals while taking special care to keep the decimals in the correct place value. The answers are also available.
Worksheet
Curated OER

Ten Subtraction Problems

For Students 4th - 6th
In this subtraction worksheet, learners solve ten problems in which one digit numbers are subtracted. Some of the answers will result in negative numbers.
Worksheet
Curated OER

Addition and Subtraction Practice

For Students 3rd - 5th
In this addition and subtraction worksheet, students solve 5 problems set up in horizontal form, then solve 5 word problems. All problems add or subtract using 4 digit numbers.
Worksheet
Curated OER

Fun Math Subtraction Worksheet

For Students 3rd - 4th
In this subtraction worksheet, students complete a total of 12 problems, subtracting 1, 2, and 3-digit numbers from 4 digit numbers.
Lesson Plan
Curated OER

On the Trail of the Blue Crab

For Teachers 3rd
Third graders read the article "Blue Claw," discuss crab migration, and look at a map of the Hudson River. They complete a worksheet where they must use subtraction to determine the distance migrating crabs travel.Web links, article, and...
Lesson Plan
Curated OER

Career Stories

For Teachers 2nd
Second graders write and solve word problems related to career stories.
Lesson Planet Article
Curated OER

Place Value Lessons

For Teachers 2nd - 3rd Standards
Students can learn about place value using interesting lessons, activities, and games.
Lesson Plan
Curated OER

Let's Take a Trip!

For Teachers 6th
Sixth graders plan a trip for a family of four choosing their travel plan by studying maps to decide upon a route and visiting Websites to get airline and travel schedules. They use ratios and proportions as well as converting fractions...
Printables
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Curated OER

“I Can” Common Core! 6th Grade Math

For Teachers 6th Standards
Help your sixth graders reach their Common Core math standards by providing them with a checklist of "I can" statements for each standard. As each concept is covered, kids can check it off, as long as they can do what it states. 
Handout
Granite School District

Kindergarten CCSS Math Vocabulary Word List

For Teachers K
Help kindergartners develop the academic language they need to master the Common Core standards with this list of math vocabulary. Including the definitions of each term as well as a set of word cards with supporting images and examples,...
Lesson Plan
Alabama Learning Exchange

Sky High

For Teachers 4th - 5th Standards
How are skyscrapers built? What does it take to make a structurally sound building? How can one work within a budget to complete a building project? These guiding questions will be investigated and answered within a hands-on lesson....
Lesson Plan
Curated OER

Let's Take a Trip!

For Teachers 6th
Sixth graders plan trip for family of four, and choose best travel plan by studying maps, considering different routes, and visiting Web sites to get airline and travel schedules.
Lesson Plan
Curated OER

Math Shortcuts

For Teachers 4th
While the idea is great, to help pupils understand shortcuts to solve multiplication and division problems, this lesson doesn't lay out the steps necessary for successful comprehension. There are a few examples to show how to use...
Lesson Plan
Curated OER

Codebreaker Math

For Teachers 2nd - 3rd
Young scholars solve addition and subtraction problems and decipher and write messages using a code. They read and discuss an informational fact sheet about the Navajo code talkers from World War II, and decode and re-code messages...
Lesson Plan
Curated OER

Jack and the Beanstalk Estimation

For Teachers 3rd - 4th
Learners use estimation and pencil-paper calculations to help Jack and his mother solve a variety of life problems. They solve problems using various math operations, i.e., addition, subtraction, and measurement.
Unit Plan
Khan Academy

Khan Academy: Adding Two Digit Numbers by Making Tens

For Students 1st - 3rd Standards
In this exercise, students practice adding two-digit numbers by making tens. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Subtracting Two Digit Numbers (No Regrouping)

For Students Pre-K - 1st Standards
In this exercise, students practice subtracting two-digit numbers (no regrouping). Students receive immediate feedback and have the opportunity to watch a tutorial video, get hints, and try questions repeatedly.
Lesson Plan
Other

Nearpod: Subtraction With Regrouping: Two Digit

For Teachers 2nd - 4th Standards
In this instructional activity on subtraction, students will use the break apart strategy, draw a model, or the standard algorithm to subtract 2-digit numbers.
Unknown Type
Khan Academy

Khan Academy: Add 2 Digit Numbers by Making Tens

For Students 2nd Standards
Students will be challenged in their skills to add 2-digit numbers by making tens
Interactive
NumberNut

Number Nut: Subtraction: Subtracting From Two Digit Numbers

For Students K - 1st Standards
Explains how to subtract from two-digit numbers, with or without regrouping.
Handout
Cool Math

Coolmath: Coolmath4kids: Subtracting Numbers Within 100

For Students 2nd - 3rd Standards
Short tutorial showing how to subtract using two-digit numbers in tens and ones columns without regrouping.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting 2 Digit Numbers With Regrouping

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to solve a two-digit subtraction problem with regrouping. The video is followed by additional problems for students to practice the skills...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting 2 Digit Numbers Without Regrouping

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to solve a two-digit subtraction problem without regrouping. The video is followed by additional problems for students to practice the skills...