Number of Groups in Division
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 understand the meaning of the unknown as the number of groups in division.
Common Core Standards:3.OA.1, 3.OA.3
New York State Common Core Math Grade 3, Module 1, Lesson 5
Worksheets for Grade 3
Lesson 5 Concept Development
Problem 1: Division as fair-share, the unknown as the number of groups.
I am having a party. 18 people are coming. I know that 6 people can sit at each table, but I'm not sure how many tables I'll
need.
Problem 2: Relate finding the number of groups to counting by the divisor.
I bought 15 glue sticks. 3 glue sticks come in each pack.
How many packs did I buy to get a total of 15?
Problem: Emma is drawing horses. She draws 4 legs on each horse, and a total of 24 legs.
a. Use a count-by to find the number of horses Emma draws. Make a drawing to match your counting.
b. Write a division sentence to represent the problem.
3. Divide 12 buckets of paint into groups of 3.
12 ÷ 3 = _______
6. Jacob is drawing cats. He draws 4 legs on each cat, and a total of 24 legs.
a. Use a count-by to find the number of cats Jacob draws. Make a drawing to match your counting.
b. Write a division sentence to represent the problem.
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.