MathScore Practice: Time Intervals

Description: Compute the difference between two times.
Calculate times before or after a given time.

Adaptive Learning Progression: Starts with a time difference of just hours, then moves to half hours, then quarter hours.

Sample Levels (out of 7)

Solve.

1.	What time was it seven hours before 9:00 pm? :
2.	If it is now 1:00 pm, what time will it be in eight hours? :
3.	What time was it four hours before 6:00 am? :
4.	How much time is there between 1:00 am and 7:00 am? hours

Solve.

1.	If it is now 5:00 pm, what time was it eleven and a half hours ago? :
2.	How much time is there from 8:30 am to 1:00 pm? hours minutes
3.	If it is now 5:00 am, what time will it be in seven hours? :
4.	What time was it six and a half hours before 12:30 pm? :

Solve.

1.	If it is now 10:00 am, what time will it be in six and three-quarters hours? :
2.	How much time is there from 8:00 am to 3:15 pm? hours minutes
3.	What time will it be ten and a half hours past 8:15 am? :
4.	How much time is there from 7:00 am to 5:30 pm? hours minutes