⏳ Elapsed Time

📖 What the Section Is About

In this section, students learn how to find the amount of time that passes between a starting time and an ending time. This is called elapsed time. They practice using clocks and number lines to solve elapsed time problems.

🎯 Learning Objectives

✅ Understand what elapsed time means
✅ Find elapsed time using clocks and number lines
✅ Calculate elapsed time in hours and minutes
✅ Solve real-world elapsed time problems

🧪 Examples

  • From 3:15 p.m. to 4:45 p.m., the elapsed time is 1 hour 30 minutes.

  • If a movie starts at 6:20 p.m. and ends at 8:05 p.m., the elapsed time is 1 hour 45 minutes.

  • If a bus ride takes 2 hours and begins at 9:00 a.m., it ends at 11:00 a.m.

📘 Key Vocabulary and Definitions

  • Elapsed Time: The amount of time that has passed between a start and end time

  • Hour: A unit of time equal to 60 minutes

  • Minute: A smaller unit of time; 60 minutes make 1 hour

  • Start Time: The time when something begins

  • End Time: The time when something finishes

🎲 Fun Practice Activities

  1. Activity Worksheet: “What Time Did It End?”

  2. Test Yourself: Elapsed Time Quiz

🏡 Offline Homework Idea

Track the start and end time of your favorite TV show. Write how long it lasted in hours and minutes.