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Mr. Alarm Clock. CALCULATE ELAPSED TIME. How is elapsed time calculated?. Click on the blue arrow to go to the explanation on the next slide. LET’S LOOK AT HOW TO SOLVE THIS…. Hours Minutes. + 55 105. 50. 60. -60 45. 45. +1.

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Presentation Transcript
mr alarm clock

Mr. Alarm Clock

CALCULATE ELAPSED TIME

how is elapsed time calculated
How is elapsed time calculated?

Click on the blue arrow to go to the explanation on the next slide.

let s look at how to solve this
LET’S LOOK AT HOW TO SOLVE THIS…

Hours Minutes

+ 55

105

50

60

-60

45

45

+1

  • From 8:10 to 9:00 is 50 minutes. Record on the chart.
  • From 9:00 to 9:55 is 55 minutes. Record on the chart. Add the minutes together.
  • Every time you have a group of 60 minutes, you can regroup into one hour.
now it is your turn
Now it is YOUR turn!
  • Remember to use your t-chart
  • You can use the judy clock at the center
  • You can use the clock worksheets to help you
  • You can discuss with your partner
    • Explain your strategy to your partner
    • Have your partner explain it to you
    • Both of you solve the problem… then
    • Compare your answers
  • Record your answers in your measurement workbook
  • Answer the time questions when you have finished the problems in this presentation
  • Use the blue buttons to navigate

go backnext slide

sorry try again
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again1
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer1
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again2
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer2
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again3
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer3
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again4
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer4
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again5
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer5
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again6
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer6
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again7
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer7
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again8
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer8
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

sorry try again9
SORRY… TRY AGAIN

CLICK ON THE BLUE BUTTON TO GO TRY AGAIN

correct record you answer9
CORRECT – RECORD YOU ANSWER

CLICK ON THE BLUE BUTTON TO GO TO THE NEXT SLIDE

great job
GREAT JOB!

Remember to record your answers in your workbook!

credits
CREDITS
  • Animations/Clip Art
    • http://www.animationfactory.com/en/
  • Clocks/Elapsed Time graphics from Saxon Math
    • http://www.haelmedia.com/html/mc_m4_002.html