Clock and calendar
Types of exercises: how long it lasted - clock problems, what time it ends, calendar problems, hours, minutes and seconds, days of the week, weeks and years.
Exercises are drawn at random from a large bank - every click gives a different set.
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4 h 5 min = ☐ min
Problem
A film at the cinema started at 19:15 and ended at 20:50. How many minutes did it last?
Problem
A film started at 18:55 and lasted 65 minutes. What time did it end?
Problem
How many days pass from March 7 to April 7?
Problem
Today is Monday. What day of the week will it be in 58 days?
Problem
Julia ran 400 m in 2 min 9 s, and Mary in 2 min 22 s. How many seconds faster was Julia?
Problem
A lesson started at 10:00 and ended at 10:45. How many minutes did it last?
Problem
A film started at 18:05 and lasted 80 minutes. What time did it end?
Problem
How many days pass from April 25 to May 10?
Problem
How many full weeks are there in 15 days?
This address is one particular set - everyone who opens it gets exactly the same exercises. Copy the link from the address bar and send it to the class. You can generate a new set at the top of the page.
PhiBoard is a free online whiteboard for maths
These exercises are part of it. On the board itself you can plot a function, write a formula in LaTeX, or solve a problem together with a teacher or a friend - live, in the browser. Our app is completely free.