CK-12 Foundation
Ck 12: Algebra: Simplify Products or Quotients
[Free Registration/Login may be required to access all resource tools.] Simplify products or quotients of single variable expressions
CK-12 Foundation
Ck 12: Algebra: Simplify Variable Expressions
[Free Registration/Login may be required to access all resource tools.] Evaluate and simplify variable expressions involving integer multiplication
Illustrative Mathematics
Illustrative Mathematics: Fact Families With Pictures
Students will use pictorial models to write as many equations for each picture as they can. Multiple variations and extension ideas are included in this lesson.
Illustrative Mathematics
Illustrative Mathematics: Fact Families
As a whole class, the teacher presents students with 3 numbers on cards, such as 5, 8, and 3. The teacher asks the students to find all the ways the numbers can be put together in addition or subtraction sentences. This lesson includes...
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 how to determine which addition fact is related to the given addition problem. The video uses vocabulary of addends and sum. The video is...
Alabama Learning Exchange
Alex: Camp Add 'Em Up
When you go to camp, you expect to have a great time and learn a lot. The Camp Add 'Em Up activity series is designed to guide a first grade student through development of addition and subtraction strategies through patterning. This...
Better Lesson
Better Lesson: Any Order
The numbers in an addition number sentence (addends) can be added in any order and the sum remains the same.
Better Lesson
Better Lesson: Covering and Filling: Surface Area & Volume of Rectangular Prisms
Students apply their knowledge of surface area and volume to solve some problems for a box company. This instructional activity contains a detailed lesson plan, video explanations, rubrics, group work guidelines, slides containing...
Better Lesson
Better Lesson: Multiply and Divide by 10
Counting by 10's is easy for students of this age. Knowing that base 10 can be used to help multiply and divide in the higher numbers by decomposing is critical. This lesson sets the base for future work.
E-learning for Kids
E Learning for Kids: Math: Soccer Stadium: Multiplication and Estimation
Join Carlos in his soccer game and help him with some multiplication and estimation problems.
E-learning for Kids
E Learning for Kids: Math: Amazon River Boat Trip: Multiplication and Division
Explore prime and composite numbers, multiplication, and division with Julie throughout these interactive exercises.
NumberNut
Number Nut: Multiplying More Than Two Factors
Multiplying by more than one factor can be easy when you break the numbers down. Learn this problem solving strategy and others in this short lesson that demonstrates how to multiply with several factors. This lesson includes specific...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Measurement Inches
This lesson plan for primary students gives students hands-on practice in using a ruler and understanding customary measurements, length and width in inches. Students also create simple one and two digit addition problems related to the...
Math Aids
Math Aids: Multiplication Worksheets
Great resource to practice and strengthen math skills pertaining to multiplication. Math worksheets are printable, may be customized, and include answer keys.
Illustrative Mathematics
Illustrative Mathematics: g.co Reflections and Equilateral Triangles Ii
This task examines some of the properties of reflections of the plane which preserve an equilateral triangle. The task gives students a chance to see the impact of these reflections on an explicit object and to see that the reflections...
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