Curated OER
Arithmetic and Geometric Sequences
In this algebra worksheet, students perform operations using arithmetic and geometric sequences and series. They find the sum, missing and repeated terms. There are 22 problems
Curated OER
Singin' Around the Year
Students explore performing arts by singing with their class. In this music appreciation lesson, students collaborate in groups to read and sing songs based on specific holidays such as the Fourth of July or Christmas. Students define...
Pennsylvania Department of Education
Seeing Doubles
Students work with dominoes to recognize the number of spots on each side as they relate to addition facts. In this seeing doubles instructional activity, students make triangle shaped flash cards for the double facts. Students represent...
Curated OER
Teaching Place Value
Utilizing mathematical literature and games are two excellent ways to introduce and teach place value.
Curated OER
Pythagorean Theorem
Students solve right triangles using the Pythagorean Theorem. In this solving right triangles using the Pythagorean Theorem lesson, students find the missing side of a right triangle. Students find the hypotenuse given two...
Khan Academy
Khan Academy: Write Whole Numbers in Expanded Form
Practice reading and writing numbers written in expanded form. Example: The expanded form of 376 is 300 + 70 + 6. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Cool Math
Coolmath: Decimals Expanded Notation for Decimals
This prealgebra lesson reviews expanded notation for whole numbers and explains expanded notation for decimals.
CK-12 Foundation
Ck 12: Elem Math: Numbers in Expanded Form
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to identify a missing term in a number represented in expanded form. Includes video demonstrating a sample problem [1:18]...
Khan Academy
Khan Academy: Write Whole Numbers in Expanded Form
Practice reading and writing numbers written in expanded form.
Quia
Ixl Learning: Writing Numbers in Expanded Form
Brush up on your math skills relating to writing numbers in expanded form then try some practice problems to test your understanding.
CK-12 Foundation
Ck 12: Elem Math: Representing Numbers in Expanded Form I
[Free Registration/Login may be required to access all resource tools.] The interactive PLIX tool allows students to drag and drop base blocks (1, 10, 100) to find the total area of an irregular figure. The video shows an example of a...
AAA Math
Aaa Math: Place Values by Adding: Expanded Form
Students can practice converting whole numbers from expanded form to standard form in a series of self-check exercises and timed learning games.
CK-12 Foundation
Ck 12: Arithmetic: Numbers in Expanded Form
[Free Registration/Login may be required to access all resource tools.] Express decimals in expanded form.
Khan Academy
Khan Academy: Decimals in Expanded Form
Practice converting decimals between standard form and expanded form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Comparing Numbers Written in Expanded Form
Second graders take their understanding of place value to the next level when they compare numbers written in expanded form. This lesson plan includes printable worksheets and a video showing students engaged in the lesson.
Utah Education Network
Uen: Expanded Notation and Scientific Notation
After students listen to the story If You Hopped Like a Frog by David M. Schwartz, students will investigate expanded and scientific notation. Students will practice writing large numbers in scientific notation. Then students will change...
CK-12 Foundation
Ck 12: Elem Math: Completing the Expanded Forms of Numbers
[Free Registration/Login may be required to access all resource tools.] The video describes how to break down a number into expanded form using place value. The video is followed by practice problems to assess student understanding of...
Calculator Soup
Calculator Soup: Expanded Form and Word Form Calculator
Expanded form calculator shows expanded forms of a number including expanded notation form, expanded factor form, expanded exponential form and word form.
CK-12 Foundation
Ck 12: Elem Math: Representing Numbers in Expanded Form Ii (Grade 4)
[Free Registration/Login may be required to access all resource tools.] This learning module features an interactive, a video, and a practice quiz in which students identify the ones, tens, or hundreds digit of a value by counting the...
CK-12 Foundation
Ck 12: Elem Math: Completing Expanded Forms Using Numbers and Words
[Free Registration/Login may be required to access all resource tools.] The video shows how to complete a number in expanded form using place value. The video is followed by practice problems to assess student understanding of the concept.
AAA Math
Aaa Math: Place Values: Expanded Form
This site explains how to write whole numbers in expanded form. It provides games and exercises to practice the skill.
CK-12 Foundation
Ck 12: Elem Math: Completing Expanded Forms of Numbers (Place Values to 1,000)
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are given the expanded form of a number up to 1,000 and must use their understanding of place value to fill in missing numbers....
Khan Academy
Khan Academy: Practice: Decimals in Expanded Form Review
Review how to write decimals in expanded form, then attempt some practice problems.
Khan Academy
Khan Academy: Practice: Decimals in Expanded Form
Questions are provided to review decimals in expanded form. Immediate feedback is given and hints or a video are available if needed.
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