# Unit 1 Lesson 14: Elapsed Time

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Unit 1 Lesson 14: Elapsed Time

Unit 1 Lesson 14: Elapsed Time

Part 1: Elapsed Time (Word Problems)

Elapsed Time Elapsed time – time that passes from the start of the activity to the end of the activity You can figure out elapsed time by using this formula: END – START = ELAPSED TIME Copyright © 2009 Kelly Mott

Elapsed Time END – START = ELAPSED TIME

Elapsed Time END – START = ELAPSED TIME
Practice 1: Ryan turned on the TV at 6:30. He turned the TV off at 8:45. How long did Ryan watch TV? Show your work: Answer: ______________________________ Copyright © 2009 Kelly Mott

Elapsed Time END – START = ELAPSED TIME

Elapsed Time END – START = ELAPSED TIME
Practice 3: Alvin goes to Boy Scouts on Wednesday nights from 5:30 to 6:30. How long is do the scouts meet? Show your work: Answer: ______________________________ Copyright © 2009 Kelly Mott

Elapsed Time END – START = ELAPSED TIME
Practice 4: GJ sat down to do homework at 5:15. He finished his work at 5:55. How long did he spend on homework? Show your work: Answer: ______________________________ Copyright © 2009 Kelly Mott

Elapsed Time END – START = ELAPSED TIME
Practice 5: Sierra and her mom went into Walmart at 4:35 and came out at 5:45. How long did they shop? Show your work: Answer: ______________________________ Copyright © 2009 Kelly Mott

Part 2: Elapsed Time (Clocks)

Elapsed Time 1 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time 2 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time 3 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time 4 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time 5 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time 6 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Part 3: ELAPSED TIME CHALLENGE!

Elapsed Time CHALLENGE 1 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time CHALLENGE 2 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time CHALLENGE 3 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time CHALLENGE 4 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

Elapsed Time CHALLENGE 5 END – START = ELAPSED TIME
Work Space: What is the elapsed time? __________________ : : Copyright © 2009 Kelly Mott

HOMEWORK Math Steps Pages: worksheet Re-teach Page: none

Practice with Judy Clocks

Practice Time to the 5 Minutes with Judy Clocks
Pass out a Judy Clock to each student. Click the following website: Drag the Hands Clock: Then give the students different times to build on their own clocks. Take turns inviting students to SmartBoard to build correct time. Copyright © 2009 Kelly Mott

Interactive Websites 1 Elapsed Time http://www.trevor.org/clocks/
Difference Between Two Times Elapsed Time Worksheet Start Time/End Time Slide Harcourt Elapsed Time Interactive Lesson and Recording Sheet Harcourt Elapsed Lesson and Recording Sheet #2 Copyright © 2009 Kelly Mott

Interactive Websites 2 Elapsed Time Quiz
What is Elapsed Time? Quia Elapsed Time Matching Game Elapsed Time Word Problems Copyright © 2009 Kelly Mott