Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Comparing Digit Values in Numbers (Place Values to 1000)

For Students 3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must identify the place value of each digit in a number. An accompanying video demonstrates a sample problem. [1:39] A set of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Challenging Problems About Capacity in Liters Word Problems

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with word problems involving metric capacity that they must read carefully in order to answer the questions. An...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identify and Count the Lines of Symmetry in Various Shapes

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and take an assessment on identifying and counting lines of symmetry in various shapes.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Fraction of a Whole

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on determining what part of a whole has been shaded.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining Whether Lines Are Perpendicular

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch two videos and attempt practice problems on how to determine if two lines are perpendicular.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining Unknown Angles in Trapezoids

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on finding the missing angles in a trapezoid.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Writing the Value of the Money in Each Purse

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] Students practice looking at a picture of a purse and determining the total value of money in the purse.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Writing Prices of Items

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes what the numerical value of money translates to in dollars and cents. The video is followed by additional problems for students to practice the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting 2 Digit Numbers With Regrouping

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to solve a two-digit subtraction problem with regrouping. The video is followed by additional problems for students to practice the skills...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Area in Grid

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to count the area in a grid where each square on the grid is one square unit of area. The video is followed by practice problems covering the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Visual Differences in Length English Units

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to use visual objects and numeric units of measure in order to determine the longest and shortest lengths of measure. The video is followed by...
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: Turning Numbers Into Words Place Values to 1000

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to change a number into the corresponding words, with a number in the thousands including a review of place value. The video is followed by...
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: 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: Adding and Subtracting Fractions Word Problems

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] The mathematics resource includes a video and practice problems. The video is a tutorial on how to solve a subtraction word problem involving fractions with common...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Lengths in Two Steps

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to add and subtract measurements of length from a given word problem. The video is followed by practice problems covering the topics in the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding or Subtracting Lengths in One Step

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to add and subtract measurements of length from a given word problem. The video is followed by practice problems covering the topics 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: 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...

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