Add Subtract Time

75 seconds - 10 seconds + 17 seconds =

• 48 seconds

• 65 seconds

• 82 seconds

42 minutes + 19 minutes - 16 minutes =

• 61 minutes

• 45 minutes

• 42 minutes

23 hours + 2 hours = __________ days __________ hours

• 0, 1

• 0,2

• 1, 1

• 1, 2

2 days 13 hours + 17 hours = 3 days ________ hours

• 4

• 5

• 6

• 7

20 years - 1.75 years = ________ months

• 25

• 31

• 41

• 55

1.57 centuries - 8 decades + 13 years = ___________ years

• 77

• 80

• 90

• 120

4 hours 20 minutes - 1 hour 50 minutes =

• 2 hours 30 minutes

• 2 minutes 30 seconds

• 3 hours 30 minutes

• 3 minutes 30 seconds

3 hours 15 minutes + 2 hours 55 minutes =

• 5 hours 60 minutes

• 5 hours 45 minutes

• 6 hours 55 minutes

• 6 hours 10 minutes

34 minutes 25 seconds + 16 minutes 40 seconds =

• 50 minutes 05 seconds

• 50 minutes 15 seconds

• 51 minutes 05 seconds

• 51 minutes 15 seconds

22 minutes + 30 minutes =

• 52 minutes

• 42 minutes

• 50 minutes

• 32 minutes