CK-12 Foundation
Ck 12: Elem Math: Single Object Length
[Free Registration/Login may be required to access all resource tools.] The video shows how to use a ruler and determine the length of an object in inches. The video is followed by additional problems for students to practice the skills...
CK-12 Foundation
Ck 12: Elem Math: Pictures Comparing Length in Meters
[Free Registration/Login may be required to access all resource tools.] The video uses pictures to aide in comparing length in meters to answer a series of questions using the pictures and measurement lengths. The video is followed by a...
CK-12 Foundation
Ck 12: Elem Math: Subtracting by Crossing Out With Pictures
[Free Registration/Login may be required to access all resource tools.] The video shows modeling of subtraction by crossing out pictures with numbers less than ten. The video is followed by a series of practice questions to assess...
CK-12 Foundation
Ck 12: Elem Math: Selecting the Subtracting Sentence by Crossing Out
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which subtraction sentence coincides with the given picture where the subtraction is shown by crossing out objects. The video is...
CK-12 Foundation
Ck 12: Elem Math: Subtracting One Digit Numbers Word Problems
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve a subtraction problem by creating a model. The video is followed by a series of practice questions to assess student comprehension of...
CK-12 Foundation
Ck 12: Elem Math: Completing the Whole Add Together
[Free Registration/Login may be required to access all resource tools.] The interactive practice problems involve completing the whole by determining what portion of the diagram or fraction are missing to make the whole. When students...
CK-12 Foundation
Ck 12: Elem Math: Subtracting by Crossing Out With Pictures Word Problems
[Free Registration/Login may be required to access all resource tools.] The video uses a picture to aide in describing how to subtract by crossing out the total number being subtracted. The video is followed by additional problems for...
Discovery Education
Discovery Education: b.j. Pinchbeck's Math Homework Helper
The math section of this popular Homework Helper site features links to elementary math, algebra, geometry and other related resources.
Math Fact Cafe
Math Fact Cafe: Pre Made Second Grade Worksheets
Choose from a list of pre-made arithmetic worksheets designed for second graders.
CK-12 Foundation
Ck 12: Elem Math: Add and Subtract to 100 Mixed Operations and Word Problems
[Free Registration/Login may be required to access all resource tools.] This is a set of practice problems where students solve addition and subtraction problems in order to determine missing numbers to keep the equation balanced. When...
CK-12 Foundation
Ck 12: Elem Math: Expressing an Equivalent Decimal Ending in Zero to Thousandths
[Free Registration/Login may be required to access all resource tools.] The video describes how to add zeros as place holders at the end of a decimal to make an equivalent decimal out to the thousandths place value in this example.
CK-12 Foundation
Ck 12: Elem Math: Sums of Whole Numbers to 1000 (Grade 3)
[Free Registration/Login may be required to access all resource tools.] This site offers the video "Addition: 3 Digits." and a practice quiz in which students solve problems using addition to find the sum or summand of numbers up to 1000.
CK-12 Foundation
Ck 12: Elem Math: Total Length Challenge Problems (Grade 4)
[Free Registration/Login may be required to access all resource tools.] A practice quiz where students must solve multi-step problems about elapsed length and distance.
CK-12 Foundation
Ck 12: Elem Math: Select the Time Not Matching the Clock in 5 Minute Intervals
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to read an analog clock that shows time to 5-minute intervals and state which description of the time does not match....
CK-12 Foundation
Ck 12: Elem Math: Selection Based on Weight (Metric Units)
[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice identifying the heaviest or lightest metric weight from the choices given. Includes video demonstrating a sample problem...
CK-12 Foundation
Ck 12: Elem Math: Single Object Length (English Units)
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to find the length of an object lined up against a ruler where the starting point is not at zero. Includes video...
CK-12 Foundation
Ck 12: Elem Math: Single Object Length Ii (English Units)
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to measure the lengths, or heights, of objects in feet or yards. Includes video demonstrating a sample problem [0:25]...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Decimals Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving the subtraction of decimals. Includes video demonstrating a sample problem [2:27] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Fractions From Whole Numbers
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract fractions from whole numbers after renaming the whole number as a mixed number. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Fractions With Common Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to subtract fractions that have the same denominators. Includes video demonstrating a sample problem [1:03] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Fractions With Different Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must find the least common denominator of two fractions in order to subtract one from the other. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Mixed Numbers With Common Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract mixed numbers that have the same denominators. Includes video demonstrating a sample problem and a set of practice...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Mixed Numbers With Different Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract mixed numbers that have different denominators. Includes video demonstrating a sample problem [2:49] and a set 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...