Size of Group in Division
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Lesson Plans and Worksheets for Grade 3
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More Lessons for Grade 3
Common Core For Grade 3
Examples, videos, and solutions to help Grade 3 students understand the meaning of the unknown as the size of the group in division.
Common Core Standards:3.OA.1, 3.OA.3
New York State Common Core Math Grade 3, Module 1, Lesson 4
Download the Worksheets for Grade 3, Module 1, lesson 4 (pdf)
Worksheet Addition & Multiplication Sprint A
Worksheet Addition & Multiplication Sprint B
Lesson 4 Concept Development
Concrete to abstract: Division as fair share, relate the answer to the unknown factor. I bought a new pack of 18 markers. I wanted to share them with Mrs. Sanders, so I divided them into 2 equal groups. How many markers did I give to Mrs. Sanders?
Pictorial to abstract: Analyze a picture to write a division equation wherein the solution tells the size of the group.
Abstract to pictorial: Analyze equations for the meaning of the solution and represent the equation with a drawing.
Lesson 4 Homework
3. Divide 25 erasers into ______ equal groups.
There are _________ erasers in each group.
- Mr. Doyle has 20 pencils. He divides them equally between 4 tables. Draw the pencils on each table.
There are ___________ pencils on each table.
20 ÷ ________ = __________
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