Lesson Plan: Multiplication
Subject: Mathematics
Grade: 3
Duration: 30 minutes
Topic: Multiplication
Objectives
By the end of this lesson, students will be able to:
- Understand the concept of multiplication as repeated addition.
- Solve basic multiplication problems using arrays and number sentences.
- Demonstrate their understanding through class participation and homework.
Materials Needed
- Whiteboard and markers
- Multiplication flashcards
- Array cards (with different arrays illustrated)
- Worksheets for practice
- Homework sheets
Lesson Outline
Introduction (5 Minutes)
-
Greeting and Objective Overview
- Welcome the students and explain the lesson's topic: multiplication.
- Briefly describe what multiplication means, relating it to real-life situations (like groupings).
-
Vocabulary Introduction
- Introduce key terms: factor, product, array, and times table.
- Write the words on the board and have students repeat them.
Direct Instruction (10 Minutes)
-
Concept Explanation
- Explain that multiplication is repeated addition.
- Example: 3 × 4 can be explained as "3 groups of 4.”
- Demonstrate this with an array on the whiteboard:
- Draw an array with 3 rows and 4 columns.
-
Number Sentences
- Show how to write a multiplication sentence for the array drawn.
- Explain the relationship between addition and multiplication:
- 4 + 4 + 4 = 12 is the same as 3 × 4 = 12.
Guided Practice (10 Minutes)
-
Interactive Activity
- Use multiplication flashcards to ask students to read the problem aloud and demonstrate it through drawing an array on their desks or using manipulatives (blocks/tiles).
-
Class Exercise
- Solve a few multiplication problems together as a class.
- Write problems on the board such as:
- Ask students to express these as repeated addition:
Independent Practice (5 Minutes)
- Distribute worksheets that include a mix of multiplication problems and arrays to fill in.
- Allow students to work independently while you circulate the room to assist those who need help.
Conclusion (5 Minutes)
-
Review Key Points
- Summarize what was learned in the lesson.
- Reinforce that multiplication is simply repeated addition.
-
Class Discussion
- Invite a few students to share their answers from the worksheet and explain their thought process.
Homework
Multiplication Homework Sheet
-
Solve the following multiplication problems:
a. 5 × 2 =
b. 3 × 6 =
c. 7 × 1 =
d. 4 × 4 =
e. 8 × 2 = _____
-
Draw an array for each multiplication problem above.
Answer Key
- Multiplication Problems
a. 5 × 2 = 10
b. 3 × 6 = 18
c. 7 × 1 = 7
d. 4 × 4 = 16
e. 8 × 2 = 16
The array sketches will vary depending on the student's creativity but should clearly represent the numbers given.
End of Lesson Plan