Plans and Worksheets for Grade 3
Plans and Worksheets for all Grades
Lessons for Grade 3
Common Core For Grade 3
Examples, solutions, and videos to help Grade 3 students learn how to relate arrays to tape diagrams to model the commutative property of multiplication.
Common Core Standards: 3.OA.5,
New York State Common Core Math Grade 3, Module 1, Lesson 15
Download the Worksheets for Grade 3, Module 1, lesson 15 (pdf)
Lesson 15 Concept Development
Lesson 15 Homework
Pictorial: Relate arrays with tape diagrams.
2 × 4 = 4 × 2
Pictorial - Abstract: Model commutativity using arrays and tape diagrams.
1. Label the tape diagrams and complete the equations. Then draw an array to represent the problems.
b) 4 × _____ = _____
_____ × 4 = _____
2. 7 clowns hold 4 balloons each at the fair. Draw and label a tape diagram to show the total number of
balloons the clowns hold.
3. George swims 7 laps in the pool each day. How many laps does George swim after 4 days? Draw and label
a tape diagram to solve.
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