Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Completing the Addition Sentence Sums to 100

For Students 1st - 2nd
[Free Registration/Login may be required to access all resource tools.] The video describes how to fill in a missing number in an addition problem by working backwards. The video is followed by practice problems to assess student...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting Using Tens and Ones

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video shows a model of how to group using tens and ones, subtract, and then count what is left using the grouping. The video is followed by a series of practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Writing Addition Sentences Sums to 10

For Students 1st - 2nd
[Free Registration/Login may be required to access all resource tools.] In this interactive media source, the video shows how to write a number sentence from counting groups of pencils, followed by practice problems to assess understanding.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Completing Expanded Forms Using Numbers and Words

For Students 2nd - 4th Standards
[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.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Conversions Between Thousands, Hundreds, Tens, and Ones

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to convert between thousands and hundreds. The video is followed by practice problems to assess student understanding of the concept.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Semi Circles and Quarter Circles

For Students 1st - 5th Standards
[Free Registration/Login may be required to access all resource tools.] The video defines a semi-circle and a quarter-circle and answers a question determining which object is a semi-circle. The video is followed by a series of practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Count Rectangles, Square,s and Triangles in Composite Figures

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video defines a composite shape and shows how to determine the total number of triangles in the given shape. The video is followed by practice problems to assess...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Multiple Object Lengths

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to use a ruler and count the length of different objects. The video is followed by a series of practice questions to assess student comprehension...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Word Problems Numbers Up to 20

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video shows a subtraction word problem with numbers less than 20 and describes how to solve the problem. The video is followed by a series of practice questions...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Counting Semi Circles and Quarter Circles in Composite Figures

For Students 1st - 5th Standards
[Free Registration/Login may be required to access all resource tools.] The video defines composite figures, semi-circles, and quarter circles, then uses those definitions to determine how many semi-circles and quarter circles are in the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Interpreting Costs of Items Word Problems

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to write cents in a numeric value from a written word problem. The video is followed by a series of practice questions to assess student...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Am and Pm for Common Tasks

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to write time in digits from words and include am or pm depending on the description. The video is followed by a series of practice questions...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Completing the Expanded Forms of Numbers

For Students 2nd - 4th
[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...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: More and Less Addition and Subtraction

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to break down a subtraction statement to determine if the statement should be more or less than. The video is followed by a series of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Comparing With Two Step Addition and Subtraction Word Problems

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video is a 2 part word problem using addition and subtraction of 2-digit numbers. The video is followed by practice problems to assess student understanding of...
Activity
CK-12 Foundation

Ck 12: Classification of Soild Figures: Naming Shapes

For Students 2nd - 6th Standards
[Free Registration/Login Required] Students will click on the point of the word and drag it to the correct figure. Click challenge me to answer practice questions and click learn more to watch a video.

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