Plans and Worksheets for Grade 3
Plans and Worksheets for all Grades
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
to 6 × n
× 6 where n
is the size of the unit.
Common Core Standards: 3.OA.4,
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.
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
1. Each box has a value of 9.
Unit form: _____________
Facts: 5 × ____ = ____ × 5
Total = ____
Unit form: 6 nines = ______ nines + ______ nine
= 45 + ______
Facts: ______ × ______ = ______
______ × ______ = _______
2. There are 6 blades on each windmill. How many total blades are on 7 windmills? Use a fives fact to solve.
3. Juanita organizes her magazines into 3 equal piles. She has a total of 18 magazines. How many
magazines are in each pile?
4. Markuo spends $27 on some plants. Each plant costs $9. How many plants does he buy?
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