CK-12 Foundation
Ck 12: Elem Math: Time Challenge Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving elapsed time. The process is demonstrated in the accompanying video. [1:41] A set of practice...
CK-12 Foundation
Ck 12: Elem Math: Time Expressed in Multiple Ways Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must read the time in word form and record it in digital form. The process is explained in the accompanying video. [1:46] A set of...
CK-12 Foundation
Ck 12: Elem Math: Turning Numbers Into Words Using Place Value Models
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must use place value to convert numbers into their word forms. The process is explained in the accompanying video. [1:31] A set of...
CK-12 Foundation
Ck 12: Elem Math: Turning Words Into Numbers Using Place Value Models
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must convert the word forms of numbers into numeric form using place value. The process is explained in the accompanying video....
CK-12 Foundation
Ck 12: Elem Math: Two Step Metric Capacity With Addition and Subtraction
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve two-step word problems about metric capacity using addition and subtraction. The process is demonstrated in the...
CK-12 Foundation
Ck 12: Elem Math: Using Multiplication Replacement to Find a New Amount
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving multiplication by replacing parts of an equation to determine a new amount. An instructional...
CK-12 Foundation
Ck 12: Elem Math: Using Symbol Maps (English Lengths and Distances)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving the distance around polygons. The process is demonstrated in the accompanying video. [0:55] A...
CK-12 Foundation
Ck 12: Elem Math: Visual Differences in Length (English Units)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must make visual comparisons of the lengths of objects. The process is demonstrated in the accompanying video. [0:46] A set of...
CK-12 Foundation
Ck 12: Elem Math: Visually Finding Capacity in Milliliters
[Free Registration/Login may be required to access all resource tools.] In this learning module, students read the marks on a beaker and record the number of milliliters of water. The process is demonstrated in the accompanying video....
CK-12 Foundation
Ck 12: Elem Math: Visually Finding Capacity (Metric Units)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students read the marks on a beaker and record the number of liters of water. The process is demonstrated in the accompanying video. [0:44]...
CK-12 Foundation
Ck 12: Elem Math: Writing Times in Numbers
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must read an analog clock and write the time in digital form. The process is explained in the accompanying video. [0:49] A set of...
CK-12 Foundation
Ck 12: Elem Math: Multiplication Stories and Illustrations I Word Problems
[Free Registration/Login may be required to access all resource tools.] The video models how to solve a multiplication word problem using pictures, writing the number sentence and solving. The video is followed by a series of practice...
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...
CK-12 Foundation
Ck 12: Elem Math: Relating Multiplication and Division With Illustrations
[Free Registration/Login may be required to access all resource tools.] The video uses pictures to understand the relationship between multiplication and division. The video is followed by a series of practice questions to assess student...
CK-12 Foundation
Ck 12: Elem Math: Relating Addition and Multiplication
[Free Registration/Login may be required to access all resource tools.] The video lesson explains the relationship between repeated addition and multiplication. The video is followed by a series of practice questions to assess student...
CK-12 Foundation
Ck 12: Elem Math: Compare With Multi Step Addition and Subtraction Word Problems
[Free Registration/Login may be required to access all resource tools.] The video shows how to compare numbers in a word problem using multiple operations to find given values and the solutions to the questions posed in the problem. The...
CK-12 Foundation
Ck 12: Elem Math: Using a Protractor
[Free Registration/Login may be required to access all resource tools.] In this learning module, students use a protractor correctly to measure angles. The proper technique for using a protractor is demonstrated in the accompanying...
CK-12 Foundation
Ck 12: Elem Math: Interpreting Costs of Items Word Problems
[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...
CK-12 Foundation
Ck 12: Elem Math: More and Less Addition and Subtraction
[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...
CK-12 Foundation
Ck 12: Elem Math: Subtracting by Counting Backward With Pictures
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve a subtraction problem using a model and counting back from a given value, then writes the subtraction problem using numbers. The video...
CK-12 Foundation
Ck 12: Elem Math: Understanding More Than
[Free Registration/Login may be required to access all resource tools.] The video describes what more than means mathematically by continually counting one more than the number provided in the example. The video is followed by a series...
CK-12 Foundation
Ck 12: Elem Math: Selecting the Related Addition Fact
[Free Registration/Login may be required to access all resource tools.] The video describes the parts of an addition problem and explains why addition facts are related. The video is followed by a series of practice questions to assess...
CK-12 Foundation
Ck 12: Elem Math: Selecting the Incorrect Subtraction Sentence Numbers Up to 20
[Free Registration/Login may be required to access all resource tools.] The video shows how to find the correct number sentence for a given subtraction description. The video is followed by a series of practice questions to assess...
CK-12 Foundation
Ck 12: Elem Math: Selecting the Related Subtraction Facts
[Free Registration/Login may be required to access all resource tools.] The video describes the parts of a subtraction problem and explains why subtraction facts are related. The video is followed by a series of practice questions to...