Elapse Time

Kaya decided to bake cookies on Saturday morning. She started getting the ingredients out at ten past eight in the morning. At ten to nine in the morning the cookies finally came out of the oven. How long did it take Kaya to make the cookies?

Find out how many minutes there are from 8:10 A.M. to 8:50 A.M. by subtracting the minutes: 50 - 10 = 40 This is 40 minutes. The elapsed time is 40 minutes.

Gina watched a fireworks show. The first firework went off at twenty past ten. She watched until the show ended twenty-five minutes later. What time was it when the fireworks show ended?

Start: 10:20 Add: 25 minutes Find the end time. Add 25 minutes to 10:20. This is 10:45. The end time is 10:45. Quarter to eleven means 10:45.

At 1:40, Camille started doing the dishes. It took her 20 minutes to wash all of them. What time was it when Camille finished doing the dishes?

Start: 1:40 Add: 20 minutes Find the end time. Add 20 minutes to 1:40. This is 2:00. The end time is 2:00.

Suzie and Tristan went to a concert. The concert started at 3:45 and lasted for 1 hour and 30 minutes. What time was it when the concert ended?

Start: 3:45 Add: 1 hour and 30 minutes Find the end time. Count by hours to find 1 hour after 3:45. This is 4:45. Now add 30 minutes to 4:45. This is 5:15. The end time is 5:15.

Arjun's piano lesson started at 3:55 and was 1 hour and 40 minutes long. What time was it when Arjun's lesson ended?

Start: 3:55 Add: 1 hour and 40 minutes Find the end time. Count by hours to find 1 hour after 3:55. This is 4:55. Now add 40 minutes to 4:55. This is 5:35. The end time is 5:35.

Franklin decided to write a letter to his grandmother. He began writing at 11:55 A.M. Franklin finished the letter at 12:25 P.M. How long did it take to write the letter?

Find out how many minutes there are from 11:55 A.M. to 12:00 P.M. Subtract 55 from 60: 60 - 55 = 5 This is 5 minutes. Find out how many minutes there are from 12:00 P.M. to 12:25 P.M. This is 25 minutes. Find out how many minutes there are in all by adding: 5 + 25 = 30 The elapsed time is 30 minutes.

Greg began making a grilled cheese sandwich at 4:10 P.M. The sandwich was ready at 4:15 P.M. How long did it take Greg to make the sandwich?

Find out how many minutes there are from 4:10 P.M. to 4:15 P.M. by subtracting the minutes: 15 - 10 = 5 This is 5 minutes. The elapsed time is 5 minutes.

Christina left for work at five past six in the morning. She got stuck in traffic and didn't arrive until quarter to seven in the morning. How long did it take Christina to get to work?

Find out how many minutes there are from 6:05 A.M. to 6:45 A.M. by subtracting the minutes: 45 - 5 = 40 This is 40 minutes. The elapsed time is 40 minutes.

At 9:30 A.M., Anne began cleaning the kitchen. She finished at 10:05 A.M. How long did it take Anne to clean the kitchen?

Find out how many minutes there are from 9:30 A.M. to 10:00 A.M. Subtract 30 from 60: 60 - 30 = 30 This is 30 minutes. Find out how many minutes there are from 10:00 A.M. to 10:05 A.M. This is 5 minutes. Find out how many minutes there are in all by adding: 30 + 5 = 35 The elapsed time is 35 minutes.

Tony swam in a race. He started swimming at five to seven and stopped swimming fifteen minutes later. What time was it when Tony finished the race?

Find the start time in the story. Five to seven means 6:55. Start: 6:55 Add: 15 minutes Find the end time. Add 15 minutes to 6:55. This is 7:10. The end time is 7:10.

Kiera rode her bicycle to the library. She left home at quarter past four and arrived at the library twenty-five minutes later. What time was it when Kiera got to the library?

Find the start time in the story. Quarter past four means 4:15. Start: 4:15 Add: 25 minutes Find the end time. Add 25 minutes to 4:15. This is 4:40. The end time is 4:40. Twenty to five means 4:40.

Rachel took the train to visit her uncle. She got on the train at twenty-five past eleven in the morning and got off in her uncle's town at half past three in the afternoon. How long did the train trip take?

First, count by hours from 11:25 A.M. to 3:25 P.M. This is 4 hours. Then, find out how many minutes there are from 3:25 P.M. to 3:30 P.M. by subtracting the minutes: 30 - 25 = 5 This is 5 minutes. The elapsed time is 4 hours and 5 minutes.

Anita decided to paint her living room. After finding the paintbrushes and buying some paint, she started painting at twenty-five past three in the afternoon. Anita finally finished painting at quarter to seven in the evening. How long did it take Anita to paint the living room?

First, count by hours from 3:25 P.M. to 6:25 P.M. This is 3 hours. Then, find out how many minutes there are from 6:25 P.M. to 6:45 P.M. by subtracting the minutes: 45 - 25 = 20 This is 20 minutes. The elapsed time is 3 hours and 20 minutes.

Christopher started picking apples in an orchard at 9:55 A.M. At 1:15 P.M. he finished his fourth bucket and stopped. How long did Christopher pick apples?

First, count by hours from 9:55 A.M. to 12:55 P.M. This is 3 hours. Then, find out how many minutes there are from 12:55 P.M. to 1:00 P.M. Subtract 55 from 60: 60 - 55 = 5 This is 5 minutes. Find out how many minutes there are from 1:00 P.M. to 1:15 P.M. This is 15 minutes. Find out how many minutes there are in all by adding: 5 + 15 = 20 The elapsed time is 3 hours and 20 minutes.

Danny started cleaning his room at 5:25. He finished cleaning it 55 minutes later. What time was it when Danny finished cleaning his room?

Start: 5:25 Add: 55 minutes Find the end time. Add 55 minutes to 5:25. This is 6:20. The end time is 6:20.

Kurt started his math homework at twenty past six. It took him forty minutes to complete all the problems. What time was it when Kurt finished his math homework?

Start: 6:20 Add: 40 minutes Find the end time. Add 40 minutes to 6:20. This is 7:00. The end time is 7:00. Seven o'clock means 7:00.

Mike drove to the mall on a busy shopping day. He got to the mall parking lot at ten to seven, but he didn't find a parking spot until thirty-five minutes later. What time was it when Mike finally parked the car?

Start: 6:50 Add: 35 minutes Find the end time. Add 35 minutes to 6:50. This is 7:25. The end time is 7:25. Twenty-five past seven means 7:25.

Kate and Megan started cleaning out the garage at 7:20 and didn't finish until 2 hours and 40 minutes later. What time was it when they finished cleaning out the garage?

Start: 7:20 Add: 2 hours and 40 minutes Find the end time. Count by hours to find 2 hours after 7:20. This is 9:20. Now add 40 minutes to 9:20. This is 10:00. The end time is 10:00.

Jenna started making macaroni and cheese at 7:35. It was ready 15 minutes later. What time was it when Jenna finished making macaroni and cheese?

Start: 7:35 Add: 15 minutes Find the end time. Add 15 minutes to 7:35. This is 7:50.

Lauren and Alana went to a carnival. They got to the carnival at quarter to eight and stayed for three hours and forty-five minutes. What time was it when they left the carnival?

Start: 7:45 Add: 3 hours and 45 minutes Find the end time. Count by hours to find 3 hours after 7:45. This is 10:45. Now add 45 minutes to 10:45. This is 11:30. The end time is 11:30. Half past eleven means 11:30.