Continue to build on your students' understanding of unlike denominators by asking students to justify their answers of fraction subtraction. Use this lesson with the Subtracting Fractions with Different Denominators lesson.

Does chaos ensue when your students subtract like mixed numbers and the larger fraction has a lesser numerator? Using this lesson plan, teach your class how to overcome this tricky obstacle: When having like denominators isn’t enough!

In this lesson, students will gain and use knowledge of expanded fraction form to play a fun card game involving rounding.

In this cooperative economics activity, students learn about the division of labor in a real way. Students will be able to see first hand the advantages and disadvantages of the division of labor.

Most comparatives and superlatives are pretty intuitive, but the exceptions can be tricky. This lesson will have your students practicing the most common and misused comparatives and superlatives.

Make the number work for you! Use this lesson to teach your students to add mixed numbers with like denominators using the strategy of decomposition.

In this tactile lesson, students will understand how decimals relate to a whole number by using base 10 blocks in a whole new way!

Compare two different ways to use tape diagrams! This lesson discusses fractions and multiplication within tape diagrams. Use this lesson as support for the lesson Illustrating Fractions and Whole Number Products with Tape Models.

Do you students know their place? Place values, that is. With activities covering the range of thousandths to ten millions, this comprehensive math lesson is sure to please young mathematicians.

Children often wonder if algorithms are practical. Using this lesson plan, your students will see how the standard algorithm for adding mixed numbers brings life to real world real-world situations.

Your students will enjoy using the perimeter formula to find the perimeter of their initials! In this lesson, they will write their initials in block letters on graph paper to include an element of art.

Use this fun and easy lesson plan to teach your students to predict and calculate dimensions for shapes to scale in sets.

Challenge students' understanding of multiplying fractions by whole numbers to help them form opinions about rules regarding scaling. Use this lesson on its own or as support for the lesson Multiplication as Scaling.

Encourage students to explain their processes when converting from a mixed number to an improper fraction, and back again. Use this lesson on its own or as support to the lesson Single Strategy for Adding and Subtracting Mixed Numbers.

This lesson is designed for fourth graders to practice their skills with the order of operations along with multiplying fractions and adding or subtracting decimals.

Students will practice subtracting decimal numbers by calculating the total of prominent political figures’ meals at a pizzeria. Then, students can create and solve their own word problems using the menu on the activity.

Show your class how combining two objects can create a new object in this hands-on science lesson. Students will learn why breaking apart an object doesn't change its mass.

Motivation, perseverance, and grit are all key in learning and in the classroom! In this lesson, students will explore the term "perseverance" and research ways they can stay motivated in school and in their lives.

Teach your students to subtract mixed numbers with like denominators using the strategy of decomposition. This strategy helps students to manipulate and break down numbers to help them solve tricky subtraction problems.

In this lesson your students will classify two-dimensional shapes using a Venn diagram based on their features.

Students will practice coming up with equivalent fractions in a fast paced challenge! This is an introductory lesson to equivalent fractions.

Students will practice mental math and harness their discussion skills through addition problems of like mixed numbers. This lesson may be used on its own or as support for the lesson Adding Mixed Numbers Using the Decomposition Strategy.

In this lesson, students will use conjunctions to compare and contrast scary stories. It can be taught independently or used as a pre-lesson to Using Story Elements to Compare and Contrast Fiction Texts.

In this lesson, you will share with your students two books that emphasize the beauty and power of music. They will also meet two unique characters that they will compare and contrast by referencing specific examples from the texts.

In this teacher-approved lesson, students will make and play with oobleck (corn starch and water), then write about their experiments. Young scientists will have a blast seeing their oobleck mixtures seemingly come to life.

Substitutes can keep your students learning in your absence by using these engaging lessons, worksheets, and activities. In this daily sub plan, learners will make inferences in nonfiction texts, study the water cycle, and determine equivalent fractions.

Use this lesson plan to teach your students to illustrate division as multiplication using number lines.

Your fourth graders will not only have fun creating and playing an equivalent fractions memory game in this interactive lesson, they will also become much stronger mathemeticians in the process.

Challenge students to relate the multiplication of decimals to that of whole numbers. Have them justify their estimations in partners. Use this lesson on its own or use it as support to the lesson Multiply Decimals with Models.

Show and prove! Use this lesson plan and say farewell to fiction reading logs of yore, as your students (literally) draw connections across theme, cause, and effect.