Lesson Plan

Solving Elapsed Time Word Problems

Get your students thinking about how the number line and the word problem are related! Use this lesson alongside *Get There On Time: Elapsed Time Word Problems* or on its own.
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This lesson can be used as a pre-lesson for the Get There On Time: Elapsed Time Word Problem Strategieslesson plan.
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This lesson can be used as a pre-lesson for the Get There On Time: Elapsed Time Word Problem Strategieslesson plan.

Objectives

Academic

Students will be able to subtract time from a given endpoint.

Language

Students will be able to create an elapsed time subtraction word problem to match a number line using sentence starters and key vocabulary.

Introduction

(2 minutes)
Elapsed Time: SubtractionTeach Background Knowledge TemplateWrite Student-Facing Language Objectives ReferenceVocabulary Cards: Solving Elapsed Time Word ProblemsGlossary: Solving Elapsed Time Word Problems
  • Facilitate a Think-Pair-Share by asking students to think about different strategies they use for subtraction. Have them turn and talk to a partner and then share out as a class. Elicit answers that include: draw a picture, count backwards, number lines, count forwards, friends of 10 trick, fact families.
  • Tell the class that they will be focusing on a specific strategy for subtraction today as they work with time.