Add and Subtract Time

11 hours + 5 hours - 10 hours = ________ hours

• 6

• 16

• 26

12 hours 25 minutes + 24 hours 15 minutes - 3 hours 25 minutes =

• 40 hours 5 minutes

• 36 hours 40 minutes

• 33 hours 15 minutes

9 hours + 2 hours 10 minutes - 7 hours 50 minutes =

• 3 hours 20 minutes

• 3 hours 60 minutes

• 4 hours 40 minutes

3 minutes 30 seconds - 1 minute 50 seconds + 1 minute 30 seconds =

• 1 minute 40 seconds

• 2 minutes 70 seconds

• 3 minutes 10 seconds

2 hr 25 min + 25 min = ​ (a)   hr ​ (b)   min

• 2

• 50

• 3

• 45

• 4

• 40

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?

Ms. Arellano ran for 55 minutes Friday and 1 hour and 10 minutes Saturday. How long did Ms. Arellano run on Friday and Saturday?

• 2 hours and 5 minutes

• 2 hours and 15 minutes

• 1 hour and 5 minutes

• 3 hours

It takes Tristan 15 minutes to mow the front lawn. It takes him 17 more minutes to mow the back lawn than the front lawn. What is the total amount of time Tristan spends mowing the lawns? What does the key word tell you to do?

• add 

• subtract 

• mowing

Nico did three of his chores. - He spent 35 minutes helping with laundry. - He spent 29 minutes washing dishes. - He spent 41 minutes cleaning and vacuuming his room. What was the total amount of time Nico spent doing his chores?

• hour and 5 minutes

• hour and 35 minutes

• hour and 15 minutes

• hour and 45 minutes

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