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1.G.3 / 2.G.3 - Halves
By MathwithMrAlmeda
explains how to partition a rectangle or circle into 2 equal shares, and defines why we call each share a half. He further explains that 2 halves make 1 whole. This video explains the concepts involved in 1.G.3 and 2.G.3 from the Common Core State
Topic 15.3: Classifying Quadrilaterals
By Dylan Peters EDU
Students will be able to identify and classify quadrilaterals based on the sides, angles, and other properties.
Introduction to types of quadrilaterals | 3rd grade | Khan Academy
By Khan Academy
Discover attributes and features of four-sided shapes, including parallelograms, rhombuses, rectangles, and squares.
Trapezoid Shape
By MooMath and science
quadrilateral and the properties that are unique to a trapezoid.
Quadrilaterals edu tech
By Ryan stout
Understand that shapes in different categories (e.g., rhombuses, rectangles, and others) may share attributes (e.g., having four sides), and that the shared attributes can define a larger category
Division - Sharing Equally: Grade 3
By university of Houston mathematics education
Use multiplication and division within 100 to solve word problems in situations involving equal groups, arrays, and measurement quantities, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.
Congruent Shapes - Grade 3 Common Core Standards
By shaunteaches
In this video, we solve a typical problem comparing congruent faces
Symmetry for 4th Graders
By Brooke Wert
Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts.
Division word problem example 1 | Multiplication and division | Arithmetic | Khan Academy
By Khan Academy
Division of world problems
Multiplication word problem example 1 | Multiplication and division | Arithmetic | Khan Academy
By Khan Academy
Word problems on multiplication
[4.G.3-1.0] Lines of Symmetry - Common Core Standard
By Freckle education
Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts.
Introduction to types of quadrilaterals | 3rd grade
By Khan Academy
Discover attributes and features of four-sided shapes, including parallelograms, rhombuses, rectangles, and squares.
Array Multiplication
By G,Knowles
Mr. Knowles shows us how to multiply using arrays or a set of objects or pictures arranged in neat rows and columns. Use graph paper to try this problem at home!
How to Find Area of a Region | 3rd Grade Common Core Math
By Mashup Math
additive where we can divide a region into smaller rectangular shapes, find the area of each, and find the sum.
[3.MD.7d-2.0] Adding Partial Areas - Common Core Standard
By Freckle education
Find areas of rectilinear figures by decomposing them into non-overlapping rectangles and adding the areas of the non-overlapping parts.
[3.MD.7d-1.0] Adding Partial Areas - Common Core Standard
By Freckle education
Recognize area as additive
Video for Lesson 16: Word Problems Involving Multiplication
By mathwithlarry
Learn about word problems using multiplication. The instruction is clear and encourages students to not be discouraged by word problems.
Grade 3 Math - Shape Partitions 1
By Lumos Learning
Using the Lumos Study Programs, parents and educators can reinforce the classroom learning experience for children and help them succeed at school and on the standardized tests. Lumos books, dvd, eLearning and tutoring are used by leading schools, libraries and thousands of parents to supplement classroom learning and improve student achievement in the standardized tests.
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