Curriculum / Math / 3rd Grade / Unit 2: Multiplication and Division, Part 1 / Lesson 21

Multiplication and Division, Part 1

Lesson 21

Math

Unit 2

3rd Grade

Lesson 21 of 21

Objective

Solve one- and two-step word problems using information presented in scaled picture and bar graphs.

Lesson Map

Topic A: The Meaning of Multiplication and Division

Lesson

Identify and create situations involving equal groups and describe these situations using the language and notation of multiplication.

Standards

3.OA.A.1

Lesson

Identify and create situations involving arrays and describe these situations using the language and notation of multiplication.

Standards

3.OA.A.1

Lesson

Identify and create situations involving unknown group size and find group size in situations.

Standards

3.OA.A.13.OA.A.23.OA.A.3

Lesson

Identify and create situations involving an unknown number of groups and find the number of groups in situations.

Standards

3.OA.A.13.OA.A.23.OA.A.3

Lesson

Relate multiplication and division and understand that division can represent situations of unknown group size or an unknown number of groups.

Standards

3.OA.A.13.OA.A.23.OA.A.33.OA.B.6

Topic B: Multiplication and Division by 2, 5, and 10

Lesson

Build fluency with multiplication facts using units of 2, 5, and 10.

Standards

3.OA.A.13.OA.C.7

Lesson

Demonstrate the commutativity of multiplication.

Standards

3.OA.B.5

Lesson

Build fluency with division facts using units of 2, 5, and 10.

Standards

3.OA.A.23.OA.B.63.OA.C.7

Lesson

Solve one-step word problems involving multiplication and division using units of 2, 5, and 10.

Standards

3.OA.A.13.OA.A.23.OA.A.3

Topic C: Multiplication and Division by 3 and 4

Lesson

Build fluency with multiplication and division facts using units of 3.

Standards

3.OA.A.13.OA.A.23.OA.B.53.OA.B.63.OA.C.7

Lesson

Build fluency with multiplication and division facts using units of 4.

Standards

3.OA.A.13.OA.A.23.OA.B.53.OA.B.63.OA.C.7

Lesson

Solve one-step word problems involving multiplication and division using units of 3 and 4.

Standards

3.OA.A.13.OA.A.23.OA.A.3

Topic D: More Complex Multiplication and Division Problems

Lesson

Determine the unknown whole number in a multiplication or division equation relating three whole numbers, including equations with a letter standing for the unknown quantity.

Standards

3.OA.A.43.OA.C.73.OA.D.8

Lesson

Solve one-step word problems involving multiplication and division and write problem contexts to match expressions and equations.

Standards

3.OA.A.13.OA.A.23.OA.A.3

Lesson

Solve two-step word problems involving multiplication and division.

Standards

3.OA.D.8

Lesson

Solve two-step word problems involving all four operations.

Standards

3.OA.D.8

Topic E: Scaled Picture and Bar Graphs

Lesson

Create scaled picture graphs where the scale is provided.

Standards

3.MD.B.3

Lesson

Create scaled picture graphs where the scale must be determined.

Standards

3.MD.B.3

Lesson

Create scaled bar graphs where the scale is provided.

Standards

3.MD.B.3

Lesson

Create scaled bar graphs where the scale must be determined.

Standards

3.MD.B.3

Lesson

Solve one- and two-step word problems using information presented in scaled picture and bar graphs.

Standards

3.MD.B.33.OA.D.8

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Multiplication and Division, Part 1

Objective

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