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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

Videos, examples, solutions, and lessons to help Grade 3 students learn how to apply the distributive and commutative properties to relate multiplication facts 5 × *n* + *n* to 6 × *n* and *n* × 6 where *n* is the size of the unit.

Common Core Standards: 3.OA.4, 3.OA.5, 3.OA.7, 3.OA.9, 3.OA.1, 3.OA.2, 3.OA.3, 3.OA.6

New York State Common Core Math Grade 3, Module 3, Lesson 2

Download Worksheet for Common Core Grade 3, Module 3, Lesson 2

Commutative Property of Multiplication Worksheet Sprint A

Commutative Property of Multiplication Worksheet Sprint B

Application Problem

Jocelyn says 7 fives has the same answer as 3 sevens + 2 sevens.

Is she correct? Explain why or why not.

Note: This problem reviews the commutative property from Lesson 1, and also previews the first fact used in the Concept Development to ensure all students’ automaticity with the answer.

Concept Development

What are 5 sevens, 5 × 7, and 7 × 5 all equal to? 35.

Compare 5 × 7 and 6 × 7. What is the difference between them?

6 × 7 has one more group of 7 than 5 × 7.

Lesson 2 Homework

- Each box has a value of 9.

Unit form: _____________

Facts: 5 × ____ = ____ × 5

Total = ____

Unit form: 6 nines = ______ nines + ______ nine

= 45 + ______

= ______

Facts: ______ × ______ = ______

______ × ______ = _______ - There are 6 blades on each windmill. How many total blades are on 7 windmills? Use a fives fact to solve.
- Juanita organizes her magazines into 3 equal piles. She has a total of 18 magazines. How many magazines are in each pile?
- Markuo spends $27 on some plants. Each plant costs $9. How many plants does he buy?

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