Model Division and Multiplication
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Lesson Plans and Worksheets for Grade 3
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 3
Common Core For Grade 3
Examples, videos, and solutions to help Grade 3 students learn how to model division as the unknown factor in multiplication using arrays and tape diagrams.
Common Core Standards:3.OA.2, 3.OA.4, 3.OA.6, 3.OA.7, 3.OA.3, 3.OA.8
Lesson 11 Concept Development
Rosie puts 2 lemon slices in each cup of iced tea. She uses a total of 8 slices. How many cups of iced tea does Rosie make?
Problem 1: Relate arrays to tape diagrams, modeling division where the quotient represents the number of groups.
Problem 2: Use arrays to draw tape diagrams, modeling division where the quotient represents the number of objects in each group.
Mrs. Robinson puts 12 papers in 3 piles. How many papers are in each pile?
I have 18 candies. I want to put them into 3 bags. How many candies are in each bag?
Lesson 11 Problem Set
1. Mrs. Prescott has 12 oranges. She puts 2 oranges in each bag. How many bags does she have?
a. Draw an array where each column shows a bag of oranges.
_______ ÷ 2 = ________
b. Redraw the oranges in each bag as a unit in the tape diagram. The first unit is done for you. As you draw, label the diagram with known and unknown information from the problem.
2. Mrs. Prescott arranges 18 plums into 6 bags. How many plums are in each bag? Model the problem with both an array and a labeled tape diagram. Show each column as the number of plums in each bag.
Lesson 11 Exit Ticket
Ms. McCarty has 18 stickers. She puts 2 stickers on each homework paper. How many homework papers does she have? Model the problem with both an array and a labeled tape diagram.
Lesson 11 Homework
1. Fred has 10 pears. He puts 2 pears in each basket.
a. Draw an array where each column represents a basket of pears.
_______ ÷ 2 = ________
b. Redraw the pears in each basket as a unit in the tape diagram. Label the diagram with known and unknown information from the problem.
2. Ms. Meyer organizes 15 clipboards equally into 3 boxes. How many clipboards are in each box? Model the problem with both an array and a labeled tape diagram. Show each column as the number of clipboards in each box.
3. Sixteen action figures are arranged equally on 2 shelves. How many action figures are on each shelf? Model the problem with both an array and a labeled tape diagram. Show each column as the number of action figures on each shelf.
4. Jasmine puts 18 hats away. She puts an equal number of hats on 3 shelves. How many hats are on each shelf? Model the problem with both an array and a labeled tape diagram. Show each column as the number of hats on each shelf.
5. Corey checks out 2 books a week from the library. How many weeks will it take him to check out a total of 14 books?
Lesson Plans and Worksheets for Grade 3
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 3
Common Core For Grade 3
Examples, videos, and solutions to help Grade 3 students learn how to model division as the unknown factor in multiplication using arrays and tape diagrams.
Common Core Standards:3.OA.2, 3.OA.4, 3.OA.6, 3.OA.7, 3.OA.3, 3.OA.8
New York State Common Core Math Grade 3, Module 1, Lesson 11
Worksheets for Grade 3Lesson 11 Concept Development
Rosie puts 2 lemon slices in each cup of iced tea. She uses a total of 8 slices. How many cups of iced tea does Rosie make?
Problem 1: Relate arrays to tape diagrams, modeling division where the quotient represents the number of groups.
Problem 2: Use arrays to draw tape diagrams, modeling division where the quotient represents the number of objects in each group.
Mrs. Robinson puts 12 papers in 3 piles. How many papers are in each pile?
I have 18 candies. I want to put them into 3 bags. How many candies are in each bag?
Lesson 11 Problem Set
1. Mrs. Prescott has 12 oranges. She puts 2 oranges in each bag. How many bags does she have?
a. Draw an array where each column shows a bag of oranges.
_______ ÷ 2 = ________
b. Redraw the oranges in each bag as a unit in the tape diagram. The first unit is done for you. As you draw, label the diagram with known and unknown information from the problem.
2. Mrs. Prescott arranges 18 plums into 6 bags. How many plums are in each bag? Model the problem with both an array and a labeled tape diagram. Show each column as the number of plums in each bag.
Lesson 11 Exit Ticket
Ms. McCarty has 18 stickers. She puts 2 stickers on each homework paper. How many homework papers does she have? Model the problem with both an array and a labeled tape diagram.
1. Fred has 10 pears. He puts 2 pears in each basket.
a. Draw an array where each column represents a basket of pears.
_______ ÷ 2 = ________
b. Redraw the pears in each basket as a unit in the tape diagram. Label the diagram with known and unknown information from the problem.
2. Ms. Meyer organizes 15 clipboards equally into 3 boxes. How many clipboards are in each box? Model the problem with both an array and a labeled tape diagram. Show each column as the number of clipboards in each box.
3. Sixteen action figures are arranged equally on 2 shelves. How many action figures are on each shelf? Model the problem with both an array and a labeled tape diagram. Show each column as the number of action figures on each shelf.
4. Jasmine puts 18 hats away. She puts an equal number of hats on 3 shelves. How many hats are on each shelf? Model the problem with both an array and a labeled tape diagram. Show each column as the number of hats on each shelf.
5. Corey checks out 2 books a week from the library. How many weeks will it take him to check out a total of 14 books?
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