Lesson Plan

Number Relationships in Division

Help your students use multiplication to support their conceptual understanding of division. Use this lesson alone or as a pre-lesson for *Division: Solving for Unknown Factors*.
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This lesson can be used as a pre-lesson for the Division: Solving for Unknown Factors lesson plan.
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This lesson can be used as a pre-lesson for the Division: Solving for Unknown Factors lesson plan.

Objectives

Academic

Students will be able to solve for unknown factors in division problems.

Language

Students will be able to explain their approach for determining number relationships in multiplication and division using sentence supports.

Introduction

(2 minutes)
Multiplication and Division: Which One Doesn’t Belong?Teach Background Knowledge TemplateWrite Student-Facing Language Objectives ReferenceVocabulary Cards: Number Relationships in DivisionGlossary: Number Relationships in Division
  • Write the term unknown on the board and explain that it means something that is not known. Point out that the prefix at the beginning of the word, "un", means not.
  • Ask students to think of times in their life when something is unknown and how they handled the situation. Have them turn and talk to a partner, then share out with the whole group.
  • Instruct them to think of times in mathematics when information is unknown and how they handled the situation. Have them turn and talk to a partner before sharing out.
  • Explain that sometimes we can solve problems with unknown information by making connections to what we already know. Share a student-friendly language objective with the class and have them repeat it aloud.