Add and Subtract Time Intervals

Matt went to the dentist at 2:35. He left the dentist at 3:11. How long was he at the dentist?

• hour and 11 minutes

• 25 minutes

• 36 minutes

• 35 minutes

Tags

CCSS.3.MD.A.1

Wendy started brushing her teeth at 9:56. She brushed her teeth for 16 minutes. What time did she finish brushing her teeth?

• 10:12

• 9:12

• 10:15

• 10:00

Tags

CCSS.3.MD.A.1

What is the elapsed time between these two clocks?

• hour 10 minutes

• hour

• 10 minutes

• 20 minutes

Tags

CCSS.3.MD.A.1

Lunch starts at 11:34 and ends at 12:05. How much time has elapsed?

• hour and 5 minutes

• hour and 34 minutes

• 35 minutes

• 31 minutes 

Tags

CCSS.3.MD.A.1

Graham practiced piano for 135 minutes this morning.  He practiced for 65 more minutes this afternoon.  Altogether, Graham practiced 10 times longer today than he practiced yesterday.  How many minutes did Graham practice piano yesterday?

• 20

• 2

• 200

• 2,000

Tags

CCSS.4.OA.A.2

It is 3:15. Your mom says dinner will be in about two hours and fifteen minutes. At what time will dinner be?

• 5:00

• 5:30

• 6:00

• 6:30

Tags

CCSS.3.MD.A.1

Aisha starts her chores at 8:26 a.m. She washes dishes for 13 minutes. Then she folds laundry for 24 minutes. What time does she finish her chores?

Tags

CCSS.3.MD.A.1

It is quarter past 3. Your mom says dinner will be in about two hours and fifteen minutes. At what time will dinner be?

• 5:00

• 5:30

• 6:00

• 6:30

Tags

CCSS.3.MD.A.1

• 3 hours 25 min

• 3 hours 30 min

• 2 hours 5 min

• 2 hours 45 min

Tags

CCSS.3.MD.A.1

​ (a)   hour(s) and ​ (b)   minutes

• 1

• 18

• 8

• 28

• 0

• 78

Tags

CCSS.3.MD.A.1