Many students cringe when they see a subtraction problem with multiple zeros. The “Subtract One” strategy in this lesson involves reducing the top number by one to turn the 0 digits into 9’s and then adding the one back in at the end.

In this hands-on lesson, students will learn and use two methods of dividing whole numbers. They will roll dice to create their own unique equations for solving!

Make multiplication a snap with this hands-on math lesson! Your students will learn how to easily multiply large numbers using base-ten blocks and the strategy of breaking apart by place value.

There’s more than one way to add and subtract mixed numbers! Use this witty lesson plan to teach your students to illustrate mixed number sums and difference while giggling with delight.

Do your students feel defeated when it comes to division? In this lesson students will learn how to “divide and conquer” simple division problems.

Teach your students to round to the hundred thousands place with this straightforward lesson.

Make addition with regrouping easy with this lesson plan that makes the task a visual learning experience.

Build your students' number sense regarding place value by facilitating discussion! Use this as a stand alone lesson or alongside What is My Place Value?

Adding big numbers can be tricky, but this lesson introduces your students to a strategy that makes it less intimidating! Using the place value strategy will make the task less daunting.

In this lesson, your students will get a laugh as they study the homophones and homographs in funny puns!

Challenge students to compare two strategies for solving division expressions! Students will focus on their language use in this pre-lesson to the Dicey Division lesson.

Your students will be experts in subtraction with regrouping after this lesson that has them work as a class and individually to perfect their skills.

Help your students unscramble the numbers using their knowledge of place value up to thousands! In this lesson, students will be able to see how numbers within a larger number have different values.

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

There's no shortage of homographs in the English language, making them a fun topic to explore with your fourth graders! In this lesson, students will become experts on distinguishing the different meanings of homographs.

Critical thinking demands making inferences and having proof. Use this lesson plan with your students to teach how to infer author’s perspective and cite supporting quotes from text.

Get your students excited about money! Have them make connections between their prior knowledge of base-ten numerals and one, ten, and hundred dollar bills.

Counting collections are a great way to help students practice counting while gaining practice recording and justifying their thinking. Students will work specifically with the numbers 1-30 to develop fluency counting and writing numbers.

Your class will love this number comparison lesson that allows them to be hands on in their classroom. Students will use blocks to understand the difference in numbers and what they represent.

Farewell pumpkins and turkeys! It’s time to decorate for Christmas! Your students will work on the foundations of counting, one-to-one correspondence, and one-to-one tagging as they add decorations to their Christmas cookies and trees.

Use this hands-on lesson to encourage collaboration amongst students as they review base-ten numerals, number names, and expanded form. This lesson can be used as a pre-lesson to Base Ten Block Party or as a stand-alone activity.

Students put their understanding of one and 10 more to work as they write word problems for classmates to solve. This lesson plan can be used alone or with Picture Addition.

Help your students discover the power behind base ten drawings! Regrouping is a challenge for many students, but with this hands-on lesson, your students will be empowered with a new strategy to tackle difficult regrouping problems.

Don't knock the dominoes over! In this lesson, your students will practice multiplying by 2's with dominoes.

Using this interactive lesson plan, your students will learn to read, write, and compare decimals to thousandths with a partner.

Build a strong foundation in place value with a fun game where students create groups of ten as they race to 100. Can be used alone or with the lesson plan Place Value Party.

Have students describe the process for solving multiplication problems and ask clarifying questions while in partnerships. Use this lesson as a standalone lesson or as support to the lesson Eye See... Multiplicity.

Equip your students with three great strategies to analyze place value and compare whole numbers up to the thousands place.

Your students will feel confident in their rounding abilities after this lesson that has them learn how to round numbers to the nearest ten both individually and with a group.

Using base ten blocks, cards, and clear cups, your students will practice the concept of borrowing for subtraction problems in this lesson.