Elapsed_Time.ppt
- 1. Elapsed Time
- 2. Elapsed Time The difference between two times.
- 3. Step 1 Count the Hours For example: 7:10 – 10:55
- 4. Step 1 Count the Hours For example: 7:10 – 10:55 3 hours
- 5. Step 2 Count the Minutes For example: 7:10 – 10:55
- 6. Step 2 Count the Minutes For example: 7:10 – 10:55 45 minutes
- 7. Step 3 Write the elapsed time 3 hours and 45 minutes
- 8. How long does it take to fly from Houston to Orlando? Departure Time Houston 8:00 am Arrival Time Orlando 11:10 am From 8:00 am to 11:00 am is 3 hours. Count 10 minutes from 11:00 am until 11:10 am
- 9. ANSWER It takes 3 hours and 10 minutes to fly from Houston to Orlando.
- 10. Natalie and Maria left the school at 3:05 pm. They walked for 14 minutes before arriving at Maria’s house. What time did they arrive at Maria’s house? 3:05 + 14 = 3:19
- 11. The Garza’s will visit their cousin, who lives 3 hours and 10 minutes away. They want to get there at 11:30 am. What time should they leave? Subtract the time 11:30 – 3:10 = 8:20 They need to leave at 8:20 am.
- 12. The sun set at 7:00 pm. It rose the next morning at 5:15 am. How much time passed from sunset to sunrise? Count the hours 7:00 – 5:15 (10 hours) Count the minutes 7:00 – 5:15 (15 minutes) From sunset to sunrise, there was 10 hours and 15 minutes.
- 13. Mario scored a touchdown at 7:48 pm. Julio intercepted a pass and scored a touchdown 11 minutes later. What time did Julio score the second touchdown? Count the minutes 7:48 + 11 = 59. Julio’s touchdown happened at 7:59 pm.
- 14. Your dance partner arrives at 3:30 pm and leaves at 7:45 pm. How long did you practice together? Count the hours 3:30 – 7:45 (4 hours) Count the minutes (15 minutes) You practiced 4 hours and 15 minutes together.
- 15. Your Turn • Click here: http://marg.mhost.com/MathGr5/elapsedtime.htm