CK-12 Foundation
Ck 12: Elem Math: Selecting the Incorrect Addition Sentence
[Free Registration/Login may be required to access all resource tools.] This video describes how to find the addition problem that does not fit for the solution given in the question. The video is followed by a series of practice...
CK-12 Foundation
Ck 12: Elem Math: Two Step Addition Sums to 100 Word Problems
[Free Registration/Login may be required to access all resource tools.] The video shows how to break down a word problem into two steps to solve an addition problem with numbers up to 100. The video is followed by a series of practice...
CK-12 Foundation
Ck 12: Elem Math: Telling Time in 1 Minute Intervals
[Free Registration/Login may be required to access all resource tools.] In this learning module, students read an analog clock and state the time in digital form to the nearest minute. An accompanying video demonstrates the process with...
CK-12 Foundation
Ck 12: Elem Math: Subtraction Complete the Subtraction Sentence
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are shown a subtraction sentence with numbers up to 1000 and must fill in a missing number. An accompanying video demonstrates the...
CK-12 Foundation
Ck 12: Elem Math: Calculating Sums: Less Than, Greater Than, or Equal To
[Free Registration/Login may be required to access all resource tools.] Locate the video "Calculating Sums: Less Than, Greater Than, or Equal to Numbers (Numbers to 1,000)." In this learning module, students must add or subtract to find...
CK-12 Foundation
Ck 12: Elem Math: Selecting the Incorrect Statement
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must identify which number sentence is incorrect and does not match a number or product. An accompanying video demonstrates the...
CK-12 Foundation
Ck 12: Elem Math: Solving for Elapsed Time Related to Rate
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems involving elapsed time connected to rate. A video shows how to solve a sample problem. [1:39] A set of practice...
CK-12 Foundation
Ck 12: Elem Math: Solving Money Problems Involving Four Operations Using a Table
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems involving money where some of the information is presented in a table. An accompanying video demonstrates how...
CK-12 Foundation
Ck 12: Elem Math: Solving Word Problems for Elapsed Time Without Clocks
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems involving elapsed time. An accompanying video demonstrates how to solve a sample problem. [0:54] A set of...
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...